Line | Count | Source (jump to first uncovered line) |
1 | | /* |
2 | | * tree.c : implementation of access function for an XML tree. |
3 | | * |
4 | | * References: |
5 | | * XHTML 1.0 W3C REC: http://www.w3.org/TR/2002/REC-xhtml1-20020801/ |
6 | | * |
7 | | * See Copyright for the status of this software. |
8 | | * |
9 | | * daniel@veillard.com |
10 | | * |
11 | | */ |
12 | | |
13 | | /* To avoid EBCDIC trouble when parsing on zOS */ |
14 | | #if defined(__MVS__) |
15 | | #pragma convert("ISO8859-1") |
16 | | #endif |
17 | | |
18 | | #define IN_LIBXML |
19 | | #include "libxml.h" |
20 | | |
21 | | #include <string.h> /* for memset() only ! */ |
22 | | #include <stddef.h> |
23 | | #include <limits.h> |
24 | | #include <ctype.h> |
25 | | #include <stdlib.h> |
26 | | |
27 | | #ifdef LIBXML_ZLIB_ENABLED |
28 | | #include <zlib.h> |
29 | | #endif |
30 | | |
31 | | #include <libxml/xmlmemory.h> |
32 | | #include <libxml/tree.h> |
33 | | #include <libxml/parser.h> |
34 | | #include <libxml/uri.h> |
35 | | #include <libxml/entities.h> |
36 | | #include <libxml/valid.h> |
37 | | #include <libxml/xmlerror.h> |
38 | | #include <libxml/parserInternals.h> |
39 | | #include <libxml/globals.h> |
40 | | #ifdef LIBXML_HTML_ENABLED |
41 | | #include <libxml/HTMLtree.h> |
42 | | #endif |
43 | | #ifdef LIBXML_DEBUG_ENABLED |
44 | | #include <libxml/debugXML.h> |
45 | | #endif |
46 | | |
47 | | #include "private/buf.h" |
48 | | #include "private/entities.h" |
49 | | #include "private/error.h" |
50 | | #include "private/tree.h" |
51 | | |
52 | | int __xmlRegisterCallbacks = 0; |
53 | | |
54 | | /************************************************************************ |
55 | | * * |
56 | | * Forward declarations * |
57 | | * * |
58 | | ************************************************************************/ |
59 | | |
60 | | static xmlNsPtr |
61 | | xmlNewReconciledNs(xmlDocPtr doc, xmlNodePtr tree, xmlNsPtr ns); |
62 | | |
63 | | static xmlChar* xmlGetPropNodeValueInternal(const xmlAttr *prop); |
64 | | |
65 | | /************************************************************************ |
66 | | * * |
67 | | * Tree memory error handler * |
68 | | * * |
69 | | ************************************************************************/ |
70 | | /** |
71 | | * xmlTreeErrMemory: |
72 | | * @extra: extra information |
73 | | * |
74 | | * Handle an out of memory condition |
75 | | */ |
76 | | static void |
77 | | xmlTreeErrMemory(const char *extra) |
78 | 106k | { |
79 | 106k | __xmlSimpleError(XML_FROM_TREE, XML_ERR_NO_MEMORY, NULL, NULL, extra); |
80 | 106k | } |
81 | | |
82 | | /** |
83 | | * xmlTreeErr: |
84 | | * @code: the error number |
85 | | * @extra: extra information |
86 | | * |
87 | | * Handle an out of memory condition |
88 | | */ |
89 | | static void |
90 | | xmlTreeErr(int code, xmlNodePtr node, const char *extra) |
91 | 6 | { |
92 | 6 | const char *msg = NULL; |
93 | | |
94 | 6 | switch(code) { |
95 | 0 | case XML_TREE_INVALID_HEX: |
96 | 0 | msg = "invalid hexadecimal character value\n"; |
97 | 0 | break; |
98 | 0 | case XML_TREE_INVALID_DEC: |
99 | 0 | msg = "invalid decimal character value\n"; |
100 | 0 | break; |
101 | 6 | case XML_TREE_UNTERMINATED_ENTITY: |
102 | 6 | msg = "unterminated entity reference %15s\n"; |
103 | 6 | break; |
104 | 0 | case XML_TREE_NOT_UTF8: |
105 | 0 | msg = "string is not in UTF-8\n"; |
106 | 0 | break; |
107 | 0 | default: |
108 | 0 | msg = "unexpected error number\n"; |
109 | 6 | } |
110 | 6 | __xmlSimpleError(XML_FROM_TREE, code, node, msg, extra); |
111 | 6 | } |
112 | | |
113 | | /************************************************************************ |
114 | | * * |
115 | | * A few static variables and macros * |
116 | | * * |
117 | | ************************************************************************/ |
118 | | /* #undef xmlStringText */ |
119 | | const xmlChar xmlStringText[] = { 't', 'e', 'x', 't', 0 }; |
120 | | /* #undef xmlStringTextNoenc */ |
121 | | const xmlChar xmlStringTextNoenc[] = |
122 | | { 't', 'e', 'x', 't', 'n', 'o', 'e', 'n', 'c', 0 }; |
123 | | /* #undef xmlStringComment */ |
124 | | const xmlChar xmlStringComment[] = { 'c', 'o', 'm', 'm', 'e', 'n', 't', 0 }; |
125 | | |
126 | | static int xmlCompressMode = 0; |
127 | | static int xmlCheckDTD = 1; |
128 | | |
129 | 1.81M | #define UPDATE_LAST_CHILD_AND_PARENT(n) if ((n) != NULL) { \ |
130 | 1.81M | xmlNodePtr ulccur = (n)->children; \ |
131 | 1.81M | if (ulccur == NULL) { \ |
132 | 0 | (n)->last = NULL; \ |
133 | 1.81M | } else { \ |
134 | 1.81M | while (ulccur->next != NULL) { \ |
135 | 0 | ulccur->parent = (n); \ |
136 | 0 | ulccur = ulccur->next; \ |
137 | 0 | } \ |
138 | 1.81M | ulccur->parent = (n); \ |
139 | 1.81M | (n)->last = ulccur; \ |
140 | 1.81M | }} |
141 | | |
142 | 0 | #define IS_STR_XML(str) ((str != NULL) && (str[0] == 'x') && \ |
143 | 0 | (str[1] == 'm') && (str[2] == 'l') && (str[3] == 0)) |
144 | | |
145 | | /* #define DEBUG_BUFFER */ |
146 | | /* #define DEBUG_TREE */ |
147 | | |
148 | | /************************************************************************ |
149 | | * * |
150 | | * Functions to move to entities.c once the * |
151 | | * API freeze is smoothen and they can be made public. * |
152 | | * * |
153 | | ************************************************************************/ |
154 | | #include <libxml/hash.h> |
155 | | |
156 | | #ifdef LIBXML_TREE_ENABLED |
157 | | /** |
158 | | * xmlGetEntityFromDtd: |
159 | | * @dtd: A pointer to the DTD to search |
160 | | * @name: The entity name |
161 | | * |
162 | | * Do an entity lookup in the DTD entity hash table and |
163 | | * return the corresponding entity, if found. |
164 | | * |
165 | | * Returns A pointer to the entity structure or NULL if not found. |
166 | | */ |
167 | | static xmlEntityPtr |
168 | 0 | xmlGetEntityFromDtd(const xmlDtd *dtd, const xmlChar *name) { |
169 | 0 | xmlEntitiesTablePtr table; |
170 | |
|
171 | 0 | if((dtd != NULL) && (dtd->entities != NULL)) { |
172 | 0 | table = (xmlEntitiesTablePtr) dtd->entities; |
173 | 0 | return((xmlEntityPtr) xmlHashLookup(table, name)); |
174 | | /* return(xmlGetEntityFromTable(table, name)); */ |
175 | 0 | } |
176 | 0 | return(NULL); |
177 | 0 | } |
178 | | /** |
179 | | * xmlGetParameterEntityFromDtd: |
180 | | * @dtd: A pointer to the DTD to search |
181 | | * @name: The entity name |
182 | | * |
183 | | * Do an entity lookup in the DTD parameter entity hash table and |
184 | | * return the corresponding entity, if found. |
185 | | * |
186 | | * Returns A pointer to the entity structure or NULL if not found. |
187 | | */ |
188 | | static xmlEntityPtr |
189 | 0 | xmlGetParameterEntityFromDtd(const xmlDtd *dtd, const xmlChar *name) { |
190 | 0 | xmlEntitiesTablePtr table; |
191 | |
|
192 | 0 | if ((dtd != NULL) && (dtd->pentities != NULL)) { |
193 | 0 | table = (xmlEntitiesTablePtr) dtd->pentities; |
194 | 0 | return((xmlEntityPtr) xmlHashLookup(table, name)); |
195 | | /* return(xmlGetEntityFromTable(table, name)); */ |
196 | 0 | } |
197 | 0 | return(NULL); |
198 | 0 | } |
199 | | #endif /* LIBXML_TREE_ENABLED */ |
200 | | |
201 | | /************************************************************************ |
202 | | * * |
203 | | * QName handling helper * |
204 | | * * |
205 | | ************************************************************************/ |
206 | | |
207 | | /** |
208 | | * xmlBuildQName: |
209 | | * @ncname: the Name |
210 | | * @prefix: the prefix |
211 | | * @memory: preallocated memory |
212 | | * @len: preallocated memory length |
213 | | * |
214 | | * Builds the QName @prefix:@ncname in @memory if there is enough space |
215 | | * and prefix is not NULL nor empty, otherwise allocate a new string. |
216 | | * If prefix is NULL or empty it returns ncname. |
217 | | * |
218 | | * Returns the new string which must be freed by the caller if different from |
219 | | * @memory and @ncname or NULL in case of error |
220 | | */ |
221 | | xmlChar * |
222 | | xmlBuildQName(const xmlChar *ncname, const xmlChar *prefix, |
223 | 4.80k | xmlChar *memory, int len) { |
224 | 4.80k | int lenn, lenp; |
225 | 4.80k | xmlChar *ret; |
226 | | |
227 | 4.80k | if (ncname == NULL) return(NULL); |
228 | 4.80k | if (prefix == NULL) return((xmlChar *) ncname); |
229 | | |
230 | 4.80k | lenn = strlen((char *) ncname); |
231 | 4.80k | lenp = strlen((char *) prefix); |
232 | | |
233 | 4.80k | if ((memory == NULL) || (len < lenn + lenp + 2)) { |
234 | 4.40k | ret = (xmlChar *) xmlMallocAtomic(lenn + lenp + 2); |
235 | 4.40k | if (ret == NULL) { |
236 | 0 | xmlTreeErrMemory("building QName"); |
237 | 0 | return(NULL); |
238 | 0 | } |
239 | 4.40k | } else { |
240 | 398 | ret = memory; |
241 | 398 | } |
242 | 4.80k | memcpy(&ret[0], prefix, lenp); |
243 | 4.80k | ret[lenp] = ':'; |
244 | 4.80k | memcpy(&ret[lenp + 1], ncname, lenn); |
245 | 4.80k | ret[lenn + lenp + 1] = 0; |
246 | 4.80k | return(ret); |
247 | 4.80k | } |
248 | | |
249 | | /** |
250 | | * xmlSplitQName2: |
251 | | * @name: the full QName |
252 | | * @prefix: a xmlChar ** |
253 | | * |
254 | | * parse an XML qualified name string |
255 | | * |
256 | | * [NS 5] QName ::= (Prefix ':')? LocalPart |
257 | | * |
258 | | * [NS 6] Prefix ::= NCName |
259 | | * |
260 | | * [NS 7] LocalPart ::= NCName |
261 | | * |
262 | | * Returns NULL if the name doesn't have a prefix. Otherwise, returns the |
263 | | * local part, and prefix is updated to get the Prefix. Both the return value |
264 | | * and the prefix must be freed by the caller. |
265 | | */ |
266 | | xmlChar * |
267 | 3.13k | xmlSplitQName2(const xmlChar *name, xmlChar **prefix) { |
268 | 3.13k | int len = 0; |
269 | 3.13k | xmlChar *ret = NULL; |
270 | | |
271 | 3.13k | if (prefix == NULL) return(NULL); |
272 | 3.13k | *prefix = NULL; |
273 | 3.13k | if (name == NULL) return(NULL); |
274 | | |
275 | | #ifndef XML_XML_NAMESPACE |
276 | | /* xml: prefix is not really a namespace */ |
277 | | if ((name[0] == 'x') && (name[1] == 'm') && |
278 | | (name[2] == 'l') && (name[3] == ':')) |
279 | | return(NULL); |
280 | | #endif |
281 | | |
282 | | /* nasty but valid */ |
283 | 3.13k | if (name[0] == ':') |
284 | 0 | return(NULL); |
285 | | |
286 | | /* |
287 | | * we are not trying to validate but just to cut, and yes it will |
288 | | * work even if this is as set of UTF-8 encoded chars |
289 | | */ |
290 | 9.63k | while ((name[len] != 0) && (name[len] != ':')) |
291 | 6.50k | len++; |
292 | | |
293 | 3.13k | if (name[len] == 0) |
294 | 2.73k | return(NULL); |
295 | | |
296 | 393 | *prefix = xmlStrndup(name, len); |
297 | 393 | if (*prefix == NULL) { |
298 | 0 | xmlTreeErrMemory("QName split"); |
299 | 0 | return(NULL); |
300 | 0 | } |
301 | 393 | ret = xmlStrdup(&name[len + 1]); |
302 | 393 | if (ret == NULL) { |
303 | 0 | xmlTreeErrMemory("QName split"); |
304 | 0 | if (*prefix != NULL) { |
305 | 0 | xmlFree(*prefix); |
306 | 0 | *prefix = NULL; |
307 | 0 | } |
308 | 0 | return(NULL); |
309 | 0 | } |
310 | | |
311 | 393 | return(ret); |
312 | 393 | } |
313 | | |
314 | | /** |
315 | | * xmlSplitQName3: |
316 | | * @name: the full QName |
317 | | * @len: an int * |
318 | | * |
319 | | * parse an XML qualified name string,i |
320 | | * |
321 | | * returns NULL if it is not a Qualified Name, otherwise, update len |
322 | | * with the length in byte of the prefix and return a pointer |
323 | | * to the start of the name without the prefix |
324 | | */ |
325 | | |
326 | | const xmlChar * |
327 | 444 | xmlSplitQName3(const xmlChar *name, int *len) { |
328 | 444 | int l = 0; |
329 | | |
330 | 444 | if (name == NULL) return(NULL); |
331 | 444 | if (len == NULL) return(NULL); |
332 | | |
333 | | /* nasty but valid */ |
334 | 444 | if (name[0] == ':') |
335 | 0 | return(NULL); |
336 | | |
337 | | /* |
338 | | * we are not trying to validate but just to cut, and yes it will |
339 | | * work even if this is as set of UTF-8 encoded chars |
340 | | */ |
341 | 112k | while ((name[l] != 0) && (name[l] != ':')) |
342 | 111k | l++; |
343 | | |
344 | 444 | if (name[l] == 0) |
345 | 316 | return(NULL); |
346 | | |
347 | 128 | *len = l; |
348 | | |
349 | 128 | return(&name[l+1]); |
350 | 444 | } |
351 | | |
352 | | /************************************************************************ |
353 | | * * |
354 | | * Check Name, NCName and QName strings * |
355 | | * * |
356 | | ************************************************************************/ |
357 | | |
358 | 64.7k | #define CUR_SCHAR(s, l) xmlStringCurrentChar(NULL, s, &l) |
359 | | |
360 | | /** |
361 | | * xmlValidateNCName: |
362 | | * @value: the value to check |
363 | | * @space: allow spaces in front and end of the string |
364 | | * |
365 | | * Check that a value conforms to the lexical space of NCName |
366 | | * |
367 | | * Returns 0 if this validates, a positive error code number otherwise |
368 | | * and -1 in case of internal or API error. |
369 | | */ |
370 | | int |
371 | 1.37k | xmlValidateNCName(const xmlChar *value, int space) { |
372 | 1.37k | const xmlChar *cur = value; |
373 | 1.37k | int c,l; |
374 | | |
375 | 1.37k | if (value == NULL) |
376 | 0 | return(-1); |
377 | | |
378 | | /* |
379 | | * First quick algorithm for ASCII range |
380 | | */ |
381 | 1.37k | if (space) |
382 | 18.7k | while (IS_BLANK_CH(*cur)) cur++; |
383 | 1.37k | if (((*cur >= 'a') && (*cur <= 'z')) || ((*cur >= 'A') && (*cur <= 'Z')) || |
384 | 1.37k | (*cur == '_')) |
385 | 321 | cur++; |
386 | 1.05k | else |
387 | 1.05k | goto try_complex; |
388 | 42.7k | while (((*cur >= 'a') && (*cur <= 'z')) || |
389 | 42.7k | ((*cur >= 'A') && (*cur <= 'Z')) || |
390 | 42.7k | ((*cur >= '0') && (*cur <= '9')) || |
391 | 42.7k | (*cur == '_') || (*cur == '-') || (*cur == '.')) |
392 | 42.4k | cur++; |
393 | 321 | if (space) |
394 | 1.80k | while (IS_BLANK_CH(*cur)) cur++; |
395 | 321 | if (*cur == 0) |
396 | 1 | return(0); |
397 | | |
398 | 1.37k | try_complex: |
399 | | /* |
400 | | * Second check for chars outside the ASCII range |
401 | | */ |
402 | 1.37k | cur = value; |
403 | 1.37k | c = CUR_SCHAR(cur, l); |
404 | 1.37k | if (space) { |
405 | 18.7k | while (IS_BLANK(c)) { |
406 | 18.7k | cur += l; |
407 | 18.7k | c = CUR_SCHAR(cur, l); |
408 | 18.7k | } |
409 | 1.37k | } |
410 | 1.37k | if ((!IS_LETTER(c)) && (c != '_')) |
411 | 1.05k | return(1); |
412 | 322 | cur += l; |
413 | 322 | c = CUR_SCHAR(cur, l); |
414 | 42.8k | while (IS_LETTER(c) || IS_DIGIT(c) || (c == '.') || |
415 | 42.8k | (c == '-') || (c == '_') || IS_COMBINING(c) || |
416 | 42.8k | IS_EXTENDER(c)) { |
417 | 42.4k | cur += l; |
418 | 42.4k | c = CUR_SCHAR(cur, l); |
419 | 42.4k | } |
420 | 322 | if (space) { |
421 | 1.80k | while (IS_BLANK(c)) { |
422 | 1.80k | cur += l; |
423 | 1.80k | c = CUR_SCHAR(cur, l); |
424 | 1.80k | } |
425 | 322 | } |
426 | 322 | if (c != 0) |
427 | 322 | return(1); |
428 | | |
429 | 0 | return(0); |
430 | 322 | } |
431 | | |
432 | | #if defined(LIBXML_TREE_ENABLED) || defined(LIBXML_SCHEMAS_ENABLED) |
433 | | /** |
434 | | * xmlValidateQName: |
435 | | * @value: the value to check |
436 | | * @space: allow spaces in front and end of the string |
437 | | * |
438 | | * Check that a value conforms to the lexical space of QName |
439 | | * |
440 | | * Returns 0 if this validates, a positive error code number otherwise |
441 | | * and -1 in case of internal or API error. |
442 | | */ |
443 | | int |
444 | 0 | xmlValidateQName(const xmlChar *value, int space) { |
445 | 0 | const xmlChar *cur = value; |
446 | 0 | int c,l; |
447 | |
|
448 | 0 | if (value == NULL) |
449 | 0 | return(-1); |
450 | | /* |
451 | | * First quick algorithm for ASCII range |
452 | | */ |
453 | 0 | if (space) |
454 | 0 | while (IS_BLANK_CH(*cur)) cur++; |
455 | 0 | if (((*cur >= 'a') && (*cur <= 'z')) || ((*cur >= 'A') && (*cur <= 'Z')) || |
456 | 0 | (*cur == '_')) |
457 | 0 | cur++; |
458 | 0 | else |
459 | 0 | goto try_complex; |
460 | 0 | while (((*cur >= 'a') && (*cur <= 'z')) || |
461 | 0 | ((*cur >= 'A') && (*cur <= 'Z')) || |
462 | 0 | ((*cur >= '0') && (*cur <= '9')) || |
463 | 0 | (*cur == '_') || (*cur == '-') || (*cur == '.')) |
464 | 0 | cur++; |
465 | 0 | if (*cur == ':') { |
466 | 0 | cur++; |
467 | 0 | if (((*cur >= 'a') && (*cur <= 'z')) || |
468 | 0 | ((*cur >= 'A') && (*cur <= 'Z')) || |
469 | 0 | (*cur == '_')) |
470 | 0 | cur++; |
471 | 0 | else |
472 | 0 | goto try_complex; |
473 | 0 | while (((*cur >= 'a') && (*cur <= 'z')) || |
474 | 0 | ((*cur >= 'A') && (*cur <= 'Z')) || |
475 | 0 | ((*cur >= '0') && (*cur <= '9')) || |
476 | 0 | (*cur == '_') || (*cur == '-') || (*cur == '.')) |
477 | 0 | cur++; |
478 | 0 | } |
479 | 0 | if (space) |
480 | 0 | while (IS_BLANK_CH(*cur)) cur++; |
481 | 0 | if (*cur == 0) |
482 | 0 | return(0); |
483 | | |
484 | 0 | try_complex: |
485 | | /* |
486 | | * Second check for chars outside the ASCII range |
487 | | */ |
488 | 0 | cur = value; |
489 | 0 | c = CUR_SCHAR(cur, l); |
490 | 0 | if (space) { |
491 | 0 | while (IS_BLANK(c)) { |
492 | 0 | cur += l; |
493 | 0 | c = CUR_SCHAR(cur, l); |
494 | 0 | } |
495 | 0 | } |
496 | 0 | if ((!IS_LETTER(c)) && (c != '_')) |
497 | 0 | return(1); |
498 | 0 | cur += l; |
499 | 0 | c = CUR_SCHAR(cur, l); |
500 | 0 | while (IS_LETTER(c) || IS_DIGIT(c) || (c == '.') || |
501 | 0 | (c == '-') || (c == '_') || IS_COMBINING(c) || |
502 | 0 | IS_EXTENDER(c)) { |
503 | 0 | cur += l; |
504 | 0 | c = CUR_SCHAR(cur, l); |
505 | 0 | } |
506 | 0 | if (c == ':') { |
507 | 0 | cur += l; |
508 | 0 | c = CUR_SCHAR(cur, l); |
509 | 0 | if ((!IS_LETTER(c)) && (c != '_')) |
510 | 0 | return(1); |
511 | 0 | cur += l; |
512 | 0 | c = CUR_SCHAR(cur, l); |
513 | 0 | while (IS_LETTER(c) || IS_DIGIT(c) || (c == '.') || |
514 | 0 | (c == '-') || (c == '_') || IS_COMBINING(c) || |
515 | 0 | IS_EXTENDER(c)) { |
516 | 0 | cur += l; |
517 | 0 | c = CUR_SCHAR(cur, l); |
518 | 0 | } |
519 | 0 | } |
520 | 0 | if (space) { |
521 | 0 | while (IS_BLANK(c)) { |
522 | 0 | cur += l; |
523 | 0 | c = CUR_SCHAR(cur, l); |
524 | 0 | } |
525 | 0 | } |
526 | 0 | if (c != 0) |
527 | 0 | return(1); |
528 | 0 | return(0); |
529 | 0 | } |
530 | | |
531 | | /** |
532 | | * xmlValidateName: |
533 | | * @value: the value to check |
534 | | * @space: allow spaces in front and end of the string |
535 | | * |
536 | | * Check that a value conforms to the lexical space of Name |
537 | | * |
538 | | * Returns 0 if this validates, a positive error code number otherwise |
539 | | * and -1 in case of internal or API error. |
540 | | */ |
541 | | int |
542 | 0 | xmlValidateName(const xmlChar *value, int space) { |
543 | 0 | const xmlChar *cur = value; |
544 | 0 | int c,l; |
545 | |
|
546 | 0 | if (value == NULL) |
547 | 0 | return(-1); |
548 | | /* |
549 | | * First quick algorithm for ASCII range |
550 | | */ |
551 | 0 | if (space) |
552 | 0 | while (IS_BLANK_CH(*cur)) cur++; |
553 | 0 | if (((*cur >= 'a') && (*cur <= 'z')) || ((*cur >= 'A') && (*cur <= 'Z')) || |
554 | 0 | (*cur == '_') || (*cur == ':')) |
555 | 0 | cur++; |
556 | 0 | else |
557 | 0 | goto try_complex; |
558 | 0 | while (((*cur >= 'a') && (*cur <= 'z')) || |
559 | 0 | ((*cur >= 'A') && (*cur <= 'Z')) || |
560 | 0 | ((*cur >= '0') && (*cur <= '9')) || |
561 | 0 | (*cur == '_') || (*cur == '-') || (*cur == '.') || (*cur == ':')) |
562 | 0 | cur++; |
563 | 0 | if (space) |
564 | 0 | while (IS_BLANK_CH(*cur)) cur++; |
565 | 0 | if (*cur == 0) |
566 | 0 | return(0); |
567 | | |
568 | 0 | try_complex: |
569 | | /* |
570 | | * Second check for chars outside the ASCII range |
571 | | */ |
572 | 0 | cur = value; |
573 | 0 | c = CUR_SCHAR(cur, l); |
574 | 0 | if (space) { |
575 | 0 | while (IS_BLANK(c)) { |
576 | 0 | cur += l; |
577 | 0 | c = CUR_SCHAR(cur, l); |
578 | 0 | } |
579 | 0 | } |
580 | 0 | if ((!IS_LETTER(c)) && (c != '_') && (c != ':')) |
581 | 0 | return(1); |
582 | 0 | cur += l; |
583 | 0 | c = CUR_SCHAR(cur, l); |
584 | 0 | while (IS_LETTER(c) || IS_DIGIT(c) || (c == '.') || (c == ':') || |
585 | 0 | (c == '-') || (c == '_') || IS_COMBINING(c) || IS_EXTENDER(c)) { |
586 | 0 | cur += l; |
587 | 0 | c = CUR_SCHAR(cur, l); |
588 | 0 | } |
589 | 0 | if (space) { |
590 | 0 | while (IS_BLANK(c)) { |
591 | 0 | cur += l; |
592 | 0 | c = CUR_SCHAR(cur, l); |
593 | 0 | } |
594 | 0 | } |
595 | 0 | if (c != 0) |
596 | 0 | return(1); |
597 | 0 | return(0); |
598 | 0 | } |
599 | | |
600 | | /** |
601 | | * xmlValidateNMToken: |
602 | | * @value: the value to check |
603 | | * @space: allow spaces in front and end of the string |
604 | | * |
605 | | * Check that a value conforms to the lexical space of NMToken |
606 | | * |
607 | | * Returns 0 if this validates, a positive error code number otherwise |
608 | | * and -1 in case of internal or API error. |
609 | | */ |
610 | | int |
611 | 0 | xmlValidateNMToken(const xmlChar *value, int space) { |
612 | 0 | const xmlChar *cur = value; |
613 | 0 | int c,l; |
614 | |
|
615 | 0 | if (value == NULL) |
616 | 0 | return(-1); |
617 | | /* |
618 | | * First quick algorithm for ASCII range |
619 | | */ |
620 | 0 | if (space) |
621 | 0 | while (IS_BLANK_CH(*cur)) cur++; |
622 | 0 | if (((*cur >= 'a') && (*cur <= 'z')) || |
623 | 0 | ((*cur >= 'A') && (*cur <= 'Z')) || |
624 | 0 | ((*cur >= '0') && (*cur <= '9')) || |
625 | 0 | (*cur == '_') || (*cur == '-') || (*cur == '.') || (*cur == ':')) |
626 | 0 | cur++; |
627 | 0 | else |
628 | 0 | goto try_complex; |
629 | 0 | while (((*cur >= 'a') && (*cur <= 'z')) || |
630 | 0 | ((*cur >= 'A') && (*cur <= 'Z')) || |
631 | 0 | ((*cur >= '0') && (*cur <= '9')) || |
632 | 0 | (*cur == '_') || (*cur == '-') || (*cur == '.') || (*cur == ':')) |
633 | 0 | cur++; |
634 | 0 | if (space) |
635 | 0 | while (IS_BLANK_CH(*cur)) cur++; |
636 | 0 | if (*cur == 0) |
637 | 0 | return(0); |
638 | | |
639 | 0 | try_complex: |
640 | | /* |
641 | | * Second check for chars outside the ASCII range |
642 | | */ |
643 | 0 | cur = value; |
644 | 0 | c = CUR_SCHAR(cur, l); |
645 | 0 | if (space) { |
646 | 0 | while (IS_BLANK(c)) { |
647 | 0 | cur += l; |
648 | 0 | c = CUR_SCHAR(cur, l); |
649 | 0 | } |
650 | 0 | } |
651 | 0 | if (!(IS_LETTER(c) || IS_DIGIT(c) || (c == '.') || (c == ':') || |
652 | 0 | (c == '-') || (c == '_') || IS_COMBINING(c) || IS_EXTENDER(c))) |
653 | 0 | return(1); |
654 | 0 | cur += l; |
655 | 0 | c = CUR_SCHAR(cur, l); |
656 | 0 | while (IS_LETTER(c) || IS_DIGIT(c) || (c == '.') || (c == ':') || |
657 | 0 | (c == '-') || (c == '_') || IS_COMBINING(c) || IS_EXTENDER(c)) { |
658 | 0 | cur += l; |
659 | 0 | c = CUR_SCHAR(cur, l); |
660 | 0 | } |
661 | 0 | if (space) { |
662 | 0 | while (IS_BLANK(c)) { |
663 | 0 | cur += l; |
664 | 0 | c = CUR_SCHAR(cur, l); |
665 | 0 | } |
666 | 0 | } |
667 | 0 | if (c != 0) |
668 | 0 | return(1); |
669 | 0 | return(0); |
670 | 0 | } |
671 | | #endif /* LIBXML_TREE_ENABLED */ |
672 | | |
673 | | /************************************************************************ |
674 | | * * |
675 | | * Allocation and deallocation of basic structures * |
676 | | * * |
677 | | ************************************************************************/ |
678 | | |
679 | | /** |
680 | | * xmlSetBufferAllocationScheme: |
681 | | * @scheme: allocation method to use |
682 | | * |
683 | | * Set the buffer allocation method. Types are |
684 | | * XML_BUFFER_ALLOC_EXACT - use exact sizes, keeps memory usage down |
685 | | * XML_BUFFER_ALLOC_DOUBLEIT - double buffer when extra needed, |
686 | | * improves performance |
687 | | */ |
688 | | void |
689 | 0 | xmlSetBufferAllocationScheme(xmlBufferAllocationScheme scheme) { |
690 | 0 | if ((scheme == XML_BUFFER_ALLOC_EXACT) || |
691 | 0 | (scheme == XML_BUFFER_ALLOC_DOUBLEIT) || |
692 | 0 | (scheme == XML_BUFFER_ALLOC_HYBRID)) |
693 | 0 | xmlBufferAllocScheme = scheme; |
694 | 0 | } |
695 | | |
696 | | /** |
697 | | * xmlGetBufferAllocationScheme: |
698 | | * |
699 | | * Types are |
700 | | * XML_BUFFER_ALLOC_EXACT - use exact sizes, keeps memory usage down |
701 | | * XML_BUFFER_ALLOC_DOUBLEIT - double buffer when extra needed, |
702 | | * improves performance |
703 | | * XML_BUFFER_ALLOC_HYBRID - use exact sizes on small strings to keep memory usage tight |
704 | | * in normal usage, and doubleit on large strings to avoid |
705 | | * pathological performance. |
706 | | * |
707 | | * Returns the current allocation scheme |
708 | | */ |
709 | | xmlBufferAllocationScheme |
710 | 0 | xmlGetBufferAllocationScheme(void) { |
711 | 0 | return(xmlBufferAllocScheme); |
712 | 0 | } |
713 | | |
714 | | /** |
715 | | * xmlNewNs: |
716 | | * @node: the element carrying the namespace |
717 | | * @href: the URI associated |
718 | | * @prefix: the prefix for the namespace |
719 | | * |
720 | | * Creation of a new Namespace. This function will refuse to create |
721 | | * a namespace with a similar prefix than an existing one present on this |
722 | | * node. |
723 | | * Note that for a default namespace, @prefix should be NULL. |
724 | | * |
725 | | * We use href==NULL in the case of an element creation where the namespace |
726 | | * was not defined. |
727 | | * |
728 | | * Returns a new namespace pointer or NULL |
729 | | */ |
730 | | xmlNsPtr |
731 | 9.60k | xmlNewNs(xmlNodePtr node, const xmlChar *href, const xmlChar *prefix) { |
732 | 9.60k | xmlNsPtr cur; |
733 | | |
734 | 9.60k | if ((node != NULL) && (node->type != XML_ELEMENT_NODE)) |
735 | 0 | return(NULL); |
736 | | |
737 | 9.60k | if ((prefix != NULL) && (xmlStrEqual(prefix, BAD_CAST "xml"))) { |
738 | | /* xml namespace is predefined, no need to add it */ |
739 | 0 | if (xmlStrEqual(href, XML_XML_NAMESPACE)) |
740 | 0 | return(NULL); |
741 | | |
742 | | /* |
743 | | * Problem, this is an attempt to bind xml prefix to a wrong |
744 | | * namespace, which breaks |
745 | | * Namespace constraint: Reserved Prefixes and Namespace Names |
746 | | * from XML namespace. But documents authors may not care in |
747 | | * their context so let's proceed. |
748 | | */ |
749 | 0 | } |
750 | | |
751 | | /* |
752 | | * Allocate a new Namespace and fill the fields. |
753 | | */ |
754 | 9.60k | cur = (xmlNsPtr) xmlMalloc(sizeof(xmlNs)); |
755 | 9.60k | if (cur == NULL) { |
756 | 0 | xmlTreeErrMemory("building namespace"); |
757 | 0 | return(NULL); |
758 | 0 | } |
759 | 9.60k | memset(cur, 0, sizeof(xmlNs)); |
760 | 9.60k | cur->type = XML_LOCAL_NAMESPACE; |
761 | | |
762 | 9.60k | if (href != NULL) |
763 | 9.60k | cur->href = xmlStrdup(href); |
764 | 9.60k | if (prefix != NULL) |
765 | 7.83k | cur->prefix = xmlStrdup(prefix); |
766 | | |
767 | | /* |
768 | | * Add it at the end to preserve parsing order ... |
769 | | * and checks for existing use of the prefix |
770 | | */ |
771 | 9.60k | if (node != NULL) { |
772 | 2.96k | if (node->nsDef == NULL) { |
773 | 2.28k | node->nsDef = cur; |
774 | 2.28k | } else { |
775 | 686 | xmlNsPtr prev = node->nsDef; |
776 | | |
777 | 686 | if (((prev->prefix == NULL) && (cur->prefix == NULL)) || |
778 | 686 | (xmlStrEqual(prev->prefix, cur->prefix))) { |
779 | 2 | xmlFreeNs(cur); |
780 | 2 | return(NULL); |
781 | 2 | } |
782 | 1.02k | while (prev->next != NULL) { |
783 | 342 | prev = prev->next; |
784 | 342 | if (((prev->prefix == NULL) && (cur->prefix == NULL)) || |
785 | 342 | (xmlStrEqual(prev->prefix, cur->prefix))) { |
786 | 0 | xmlFreeNs(cur); |
787 | 0 | return(NULL); |
788 | 0 | } |
789 | 342 | } |
790 | 684 | prev->next = cur; |
791 | 684 | } |
792 | 2.96k | } |
793 | 9.60k | return(cur); |
794 | 9.60k | } |
795 | | |
796 | | /** |
797 | | * xmlSetNs: |
798 | | * @node: a node in the document |
799 | | * @ns: a namespace pointer |
800 | | * |
801 | | * Associate a namespace to a node, a posteriori. |
802 | | */ |
803 | | void |
804 | 0 | xmlSetNs(xmlNodePtr node, xmlNsPtr ns) { |
805 | 0 | if (node == NULL) { |
806 | | #ifdef DEBUG_TREE |
807 | | xmlGenericError(xmlGenericErrorContext, |
808 | | "xmlSetNs: node == NULL\n"); |
809 | | #endif |
810 | 0 | return; |
811 | 0 | } |
812 | 0 | if ((node->type == XML_ELEMENT_NODE) || |
813 | 0 | (node->type == XML_ATTRIBUTE_NODE)) |
814 | 0 | node->ns = ns; |
815 | 0 | } |
816 | | |
817 | | /** |
818 | | * xmlFreeNs: |
819 | | * @cur: the namespace pointer |
820 | | * |
821 | | * Free up the structures associated to a namespace |
822 | | */ |
823 | | void |
824 | 9.67k | xmlFreeNs(xmlNsPtr cur) { |
825 | 9.67k | if (cur == NULL) { |
826 | | #ifdef DEBUG_TREE |
827 | | xmlGenericError(xmlGenericErrorContext, |
828 | | "xmlFreeNs : ns == NULL\n"); |
829 | | #endif |
830 | 0 | return; |
831 | 0 | } |
832 | 9.67k | if (cur->href != NULL) xmlFree((char *) cur->href); |
833 | 9.67k | if (cur->prefix != NULL) xmlFree((char *) cur->prefix); |
834 | 9.67k | xmlFree(cur); |
835 | 9.67k | } |
836 | | |
837 | | /** |
838 | | * xmlFreeNsList: |
839 | | * @cur: the first namespace pointer |
840 | | * |
841 | | * Free up all the structures associated to the chained namespaces. |
842 | | */ |
843 | | void |
844 | 8.58k | xmlFreeNsList(xmlNsPtr cur) { |
845 | 8.58k | xmlNsPtr next; |
846 | 8.58k | if (cur == NULL) { |
847 | | #ifdef DEBUG_TREE |
848 | | xmlGenericError(xmlGenericErrorContext, |
849 | | "xmlFreeNsList : ns == NULL\n"); |
850 | | #endif |
851 | 0 | return; |
852 | 0 | } |
853 | 18.2k | while (cur != NULL) { |
854 | 9.67k | next = cur->next; |
855 | 9.67k | xmlFreeNs(cur); |
856 | 9.67k | cur = next; |
857 | 9.67k | } |
858 | 8.58k | } |
859 | | |
860 | | /** |
861 | | * xmlNewDtd: |
862 | | * @doc: the document pointer |
863 | | * @name: the DTD name |
864 | | * @ExternalID: the external ID |
865 | | * @SystemID: the system ID |
866 | | * |
867 | | * Creation of a new DTD for the external subset. To create an |
868 | | * internal subset, use xmlCreateIntSubset(). |
869 | | * |
870 | | * Returns a pointer to the new DTD structure |
871 | | */ |
872 | | xmlDtdPtr |
873 | | xmlNewDtd(xmlDocPtr doc, const xmlChar *name, |
874 | 0 | const xmlChar *ExternalID, const xmlChar *SystemID) { |
875 | 0 | xmlDtdPtr cur; |
876 | |
|
877 | 0 | if ((doc != NULL) && (doc->extSubset != NULL)) { |
878 | | #ifdef DEBUG_TREE |
879 | | xmlGenericError(xmlGenericErrorContext, |
880 | | "xmlNewDtd(%s): document %s already have a DTD %s\n", |
881 | | /* !!! */ (char *) name, doc->name, |
882 | | /* !!! */ (char *)doc->extSubset->name); |
883 | | #endif |
884 | 0 | return(NULL); |
885 | 0 | } |
886 | | |
887 | | /* |
888 | | * Allocate a new DTD and fill the fields. |
889 | | */ |
890 | 0 | cur = (xmlDtdPtr) xmlMalloc(sizeof(xmlDtd)); |
891 | 0 | if (cur == NULL) { |
892 | 0 | xmlTreeErrMemory("building DTD"); |
893 | 0 | return(NULL); |
894 | 0 | } |
895 | 0 | memset(cur, 0 , sizeof(xmlDtd)); |
896 | 0 | cur->type = XML_DTD_NODE; |
897 | |
|
898 | 0 | if (name != NULL) |
899 | 0 | cur->name = xmlStrdup(name); |
900 | 0 | if (ExternalID != NULL) |
901 | 0 | cur->ExternalID = xmlStrdup(ExternalID); |
902 | 0 | if (SystemID != NULL) |
903 | 0 | cur->SystemID = xmlStrdup(SystemID); |
904 | 0 | if (doc != NULL) |
905 | 0 | doc->extSubset = cur; |
906 | 0 | cur->doc = doc; |
907 | |
|
908 | 0 | if ((__xmlRegisterCallbacks) && (xmlRegisterNodeDefaultValue)) |
909 | 0 | xmlRegisterNodeDefaultValue((xmlNodePtr)cur); |
910 | 0 | return(cur); |
911 | 0 | } |
912 | | |
913 | | /** |
914 | | * xmlGetIntSubset: |
915 | | * @doc: the document pointer |
916 | | * |
917 | | * Get the internal subset of a document |
918 | | * Returns a pointer to the DTD structure or NULL if not found |
919 | | */ |
920 | | |
921 | | xmlDtdPtr |
922 | 166 | xmlGetIntSubset(const xmlDoc *doc) { |
923 | 166 | xmlNodePtr cur; |
924 | | |
925 | 166 | if (doc == NULL) |
926 | 0 | return(NULL); |
927 | 166 | cur = doc->children; |
928 | 194 | while (cur != NULL) { |
929 | 28 | if (cur->type == XML_DTD_NODE) |
930 | 0 | return((xmlDtdPtr) cur); |
931 | 28 | cur = cur->next; |
932 | 28 | } |
933 | 166 | return((xmlDtdPtr) doc->intSubset); |
934 | 166 | } |
935 | | |
936 | | /** |
937 | | * xmlCreateIntSubset: |
938 | | * @doc: the document pointer |
939 | | * @name: the DTD name |
940 | | * @ExternalID: the external (PUBLIC) ID |
941 | | * @SystemID: the system ID |
942 | | * |
943 | | * Create the internal subset of a document |
944 | | * Returns a pointer to the new DTD structure |
945 | | */ |
946 | | xmlDtdPtr |
947 | | xmlCreateIntSubset(xmlDocPtr doc, const xmlChar *name, |
948 | 83 | const xmlChar *ExternalID, const xmlChar *SystemID) { |
949 | 83 | xmlDtdPtr cur; |
950 | | |
951 | 83 | if ((doc != NULL) && (xmlGetIntSubset(doc) != NULL)) { |
952 | | #ifdef DEBUG_TREE |
953 | | xmlGenericError(xmlGenericErrorContext, |
954 | | |
955 | | "xmlCreateIntSubset(): document %s already have an internal subset\n", |
956 | | doc->name); |
957 | | #endif |
958 | 0 | return(NULL); |
959 | 0 | } |
960 | | |
961 | | /* |
962 | | * Allocate a new DTD and fill the fields. |
963 | | */ |
964 | 83 | cur = (xmlDtdPtr) xmlMalloc(sizeof(xmlDtd)); |
965 | 83 | if (cur == NULL) { |
966 | 0 | xmlTreeErrMemory("building internal subset"); |
967 | 0 | return(NULL); |
968 | 0 | } |
969 | 83 | memset(cur, 0, sizeof(xmlDtd)); |
970 | 83 | cur->type = XML_DTD_NODE; |
971 | | |
972 | 83 | if (name != NULL) { |
973 | 83 | cur->name = xmlStrdup(name); |
974 | 83 | if (cur->name == NULL) { |
975 | 0 | xmlTreeErrMemory("building internal subset"); |
976 | 0 | xmlFree(cur); |
977 | 0 | return(NULL); |
978 | 0 | } |
979 | 83 | } |
980 | 83 | if (ExternalID != NULL) { |
981 | 0 | cur->ExternalID = xmlStrdup(ExternalID); |
982 | 0 | if (cur->ExternalID == NULL) { |
983 | 0 | xmlTreeErrMemory("building internal subset"); |
984 | 0 | if (cur->name != NULL) |
985 | 0 | xmlFree((char *)cur->name); |
986 | 0 | xmlFree(cur); |
987 | 0 | return(NULL); |
988 | 0 | } |
989 | 0 | } |
990 | 83 | if (SystemID != NULL) { |
991 | 0 | cur->SystemID = xmlStrdup(SystemID); |
992 | 0 | if (cur->SystemID == NULL) { |
993 | 0 | xmlTreeErrMemory("building internal subset"); |
994 | 0 | if (cur->name != NULL) |
995 | 0 | xmlFree((char *)cur->name); |
996 | 0 | if (cur->ExternalID != NULL) |
997 | 0 | xmlFree((char *)cur->ExternalID); |
998 | 0 | xmlFree(cur); |
999 | 0 | return(NULL); |
1000 | 0 | } |
1001 | 0 | } |
1002 | 83 | if (doc != NULL) { |
1003 | 83 | doc->intSubset = cur; |
1004 | 83 | cur->parent = doc; |
1005 | 83 | cur->doc = doc; |
1006 | 83 | if (doc->children == NULL) { |
1007 | 69 | doc->children = (xmlNodePtr) cur; |
1008 | 69 | doc->last = (xmlNodePtr) cur; |
1009 | 69 | } else { |
1010 | 14 | if (doc->type == XML_HTML_DOCUMENT_NODE) { |
1011 | 0 | xmlNodePtr prev; |
1012 | |
|
1013 | 0 | prev = doc->children; |
1014 | 0 | prev->prev = (xmlNodePtr) cur; |
1015 | 0 | cur->next = prev; |
1016 | 0 | doc->children = (xmlNodePtr) cur; |
1017 | 14 | } else { |
1018 | 14 | xmlNodePtr next; |
1019 | | |
1020 | 14 | next = doc->children; |
1021 | 28 | while ((next != NULL) && (next->type != XML_ELEMENT_NODE)) |
1022 | 14 | next = next->next; |
1023 | 14 | if (next == NULL) { |
1024 | 14 | cur->prev = doc->last; |
1025 | 14 | cur->prev->next = (xmlNodePtr) cur; |
1026 | 14 | cur->next = NULL; |
1027 | 14 | doc->last = (xmlNodePtr) cur; |
1028 | 14 | } else { |
1029 | 0 | cur->next = next; |
1030 | 0 | cur->prev = next->prev; |
1031 | 0 | if (cur->prev == NULL) |
1032 | 0 | doc->children = (xmlNodePtr) cur; |
1033 | 0 | else |
1034 | 0 | cur->prev->next = (xmlNodePtr) cur; |
1035 | 0 | next->prev = (xmlNodePtr) cur; |
1036 | 0 | } |
1037 | 14 | } |
1038 | 14 | } |
1039 | 83 | } |
1040 | | |
1041 | 83 | if ((__xmlRegisterCallbacks) && (xmlRegisterNodeDefaultValue)) |
1042 | 0 | xmlRegisterNodeDefaultValue((xmlNodePtr)cur); |
1043 | 83 | return(cur); |
1044 | 83 | } |
1045 | | |
1046 | | /** |
1047 | | * DICT_FREE: |
1048 | | * @str: a string |
1049 | | * |
1050 | | * Free a string if it is not owned by the "dict" dictionary in the |
1051 | | * current scope |
1052 | | */ |
1053 | | #define DICT_FREE(str) \ |
1054 | 5.17M | if ((str) && ((!dict) || \ |
1055 | 5.16M | (xmlDictOwns(dict, (const xmlChar *)(str)) == 0))) \ |
1056 | 3.17M | xmlFree((char *)(str)); |
1057 | | |
1058 | | |
1059 | | /** |
1060 | | * DICT_COPY: |
1061 | | * @str: a string |
1062 | | * |
1063 | | * Copy a string using a "dict" dictionary in the current scope, |
1064 | | * if available. |
1065 | | */ |
1066 | | #define DICT_COPY(str, cpy) \ |
1067 | 0 | if (str) { \ |
1068 | 0 | if (dict) { \ |
1069 | 0 | if (xmlDictOwns(dict, (const xmlChar *)(str))) \ |
1070 | 0 | cpy = (xmlChar *) (str); \ |
1071 | 0 | else \ |
1072 | 0 | cpy = (xmlChar *) xmlDictLookup((dict), (const xmlChar *)(str), -1); \ |
1073 | 0 | } else \ |
1074 | 0 | cpy = xmlStrdup((const xmlChar *)(str)); } |
1075 | | |
1076 | | /** |
1077 | | * DICT_CONST_COPY: |
1078 | | * @str: a string |
1079 | | * |
1080 | | * Copy a string using a "dict" dictionary in the current scope, |
1081 | | * if available. |
1082 | | */ |
1083 | | #define DICT_CONST_COPY(str, cpy) \ |
1084 | 0 | if (str) { \ |
1085 | 0 | if (dict) { \ |
1086 | 0 | if (xmlDictOwns(dict, (const xmlChar *)(str))) \ |
1087 | 0 | cpy = (const xmlChar *) (str); \ |
1088 | 0 | else \ |
1089 | 0 | cpy = xmlDictLookup((dict), (const xmlChar *)(str), -1); \ |
1090 | 0 | } else \ |
1091 | 0 | cpy = (const xmlChar *) xmlStrdup((const xmlChar *)(str)); } |
1092 | | |
1093 | | |
1094 | | /** |
1095 | | * xmlFreeDtd: |
1096 | | * @cur: the DTD structure to free up |
1097 | | * |
1098 | | * Free a DTD structure. |
1099 | | */ |
1100 | | void |
1101 | 83 | xmlFreeDtd(xmlDtdPtr cur) { |
1102 | 83 | xmlDictPtr dict = NULL; |
1103 | | |
1104 | 83 | if (cur == NULL) { |
1105 | 0 | return; |
1106 | 0 | } |
1107 | 83 | if (cur->doc != NULL) dict = cur->doc->dict; |
1108 | | |
1109 | 83 | if ((__xmlRegisterCallbacks) && (xmlDeregisterNodeDefaultValue)) |
1110 | 0 | xmlDeregisterNodeDefaultValue((xmlNodePtr)cur); |
1111 | | |
1112 | 83 | if (cur->children != NULL) { |
1113 | 81 | xmlNodePtr next, c = cur->children; |
1114 | | |
1115 | | /* |
1116 | | * Cleanup all nodes which are not part of the specific lists |
1117 | | * of notations, elements, attributes and entities. |
1118 | | */ |
1119 | 406 | while (c != NULL) { |
1120 | 325 | next = c->next; |
1121 | 325 | if ((c->type != XML_NOTATION_NODE) && |
1122 | 325 | (c->type != XML_ELEMENT_DECL) && |
1123 | 325 | (c->type != XML_ATTRIBUTE_DECL) && |
1124 | 325 | (c->type != XML_ENTITY_DECL)) { |
1125 | 0 | xmlUnlinkNode(c); |
1126 | 0 | xmlFreeNode(c); |
1127 | 0 | } |
1128 | 325 | c = next; |
1129 | 325 | } |
1130 | 81 | } |
1131 | 83 | DICT_FREE(cur->name) |
1132 | 83 | DICT_FREE(cur->SystemID) |
1133 | 83 | DICT_FREE(cur->ExternalID) |
1134 | | /* TODO !!! */ |
1135 | 83 | if (cur->notations != NULL) |
1136 | 0 | xmlFreeNotationTable((xmlNotationTablePtr) cur->notations); |
1137 | | |
1138 | 83 | if (cur->elements != NULL) |
1139 | 14 | xmlFreeElementTable((xmlElementTablePtr) cur->elements); |
1140 | 83 | if (cur->attributes != NULL) |
1141 | 14 | xmlFreeAttributeTable((xmlAttributeTablePtr) cur->attributes); |
1142 | 83 | if (cur->entities != NULL) |
1143 | 67 | xmlFreeEntitiesTable((xmlEntitiesTablePtr) cur->entities); |
1144 | 83 | if (cur->pentities != NULL) |
1145 | 5 | xmlFreeEntitiesTable((xmlEntitiesTablePtr) cur->pentities); |
1146 | | |
1147 | 83 | xmlFree(cur); |
1148 | 83 | } |
1149 | | |
1150 | | /** |
1151 | | * xmlNewDoc: |
1152 | | * @version: xmlChar string giving the version of XML "1.0" |
1153 | | * |
1154 | | * Creates a new XML document |
1155 | | * |
1156 | | * Returns a new document |
1157 | | */ |
1158 | | xmlDocPtr |
1159 | 3.41k | xmlNewDoc(const xmlChar *version) { |
1160 | 3.41k | xmlDocPtr cur; |
1161 | | |
1162 | 3.41k | if (version == NULL) |
1163 | 3.09k | version = (const xmlChar *) "1.0"; |
1164 | | |
1165 | | /* |
1166 | | * Allocate a new document and fill the fields. |
1167 | | */ |
1168 | 3.41k | cur = (xmlDocPtr) xmlMalloc(sizeof(xmlDoc)); |
1169 | 3.41k | if (cur == NULL) { |
1170 | 0 | xmlTreeErrMemory("building doc"); |
1171 | 0 | return(NULL); |
1172 | 0 | } |
1173 | 3.41k | memset(cur, 0, sizeof(xmlDoc)); |
1174 | 3.41k | cur->type = XML_DOCUMENT_NODE; |
1175 | | |
1176 | 3.41k | cur->version = xmlStrdup(version); |
1177 | 3.41k | if (cur->version == NULL) { |
1178 | 0 | xmlTreeErrMemory("building doc"); |
1179 | 0 | xmlFree(cur); |
1180 | 0 | return(NULL); |
1181 | 0 | } |
1182 | 3.41k | cur->standalone = -1; |
1183 | 3.41k | cur->compression = -1; /* not initialized */ |
1184 | 3.41k | cur->doc = cur; |
1185 | 3.41k | cur->parseFlags = 0; |
1186 | 3.41k | cur->properties = XML_DOC_USERBUILT; |
1187 | | /* |
1188 | | * The in memory encoding is always UTF8 |
1189 | | * This field will never change and would |
1190 | | * be obsolete if not for binary compatibility. |
1191 | | */ |
1192 | 3.41k | cur->charset = XML_CHAR_ENCODING_UTF8; |
1193 | | |
1194 | 3.41k | if ((__xmlRegisterCallbacks) && (xmlRegisterNodeDefaultValue)) |
1195 | 0 | xmlRegisterNodeDefaultValue((xmlNodePtr)cur); |
1196 | 3.41k | return(cur); |
1197 | 3.41k | } |
1198 | | |
1199 | | /** |
1200 | | * xmlFreeDoc: |
1201 | | * @cur: pointer to the document |
1202 | | * |
1203 | | * Free up all the structures used by a document, tree included. |
1204 | | */ |
1205 | | void |
1206 | 3.41k | xmlFreeDoc(xmlDocPtr cur) { |
1207 | 3.41k | xmlDtdPtr extSubset, intSubset; |
1208 | 3.41k | xmlDictPtr dict = NULL; |
1209 | | |
1210 | 3.41k | if (cur == NULL) { |
1211 | | #ifdef DEBUG_TREE |
1212 | | xmlGenericError(xmlGenericErrorContext, |
1213 | | "xmlFreeDoc : document == NULL\n"); |
1214 | | #endif |
1215 | 0 | return; |
1216 | 0 | } |
1217 | | |
1218 | 3.41k | if (cur != NULL) dict = cur->dict; |
1219 | | |
1220 | 3.41k | if ((__xmlRegisterCallbacks) && (xmlDeregisterNodeDefaultValue)) |
1221 | 0 | xmlDeregisterNodeDefaultValue((xmlNodePtr)cur); |
1222 | | |
1223 | | /* |
1224 | | * Do this before freeing the children list to avoid ID lookups |
1225 | | */ |
1226 | 3.41k | if (cur->ids != NULL) xmlFreeIDTable((xmlIDTablePtr) cur->ids); |
1227 | 3.41k | cur->ids = NULL; |
1228 | 3.41k | if (cur->refs != NULL) xmlFreeRefTable((xmlRefTablePtr) cur->refs); |
1229 | 3.41k | cur->refs = NULL; |
1230 | 3.41k | extSubset = cur->extSubset; |
1231 | 3.41k | intSubset = cur->intSubset; |
1232 | 3.41k | if (intSubset == extSubset) |
1233 | 3.33k | extSubset = NULL; |
1234 | 3.41k | if (extSubset != NULL) { |
1235 | 0 | xmlUnlinkNode((xmlNodePtr) cur->extSubset); |
1236 | 0 | cur->extSubset = NULL; |
1237 | 0 | xmlFreeDtd(extSubset); |
1238 | 0 | } |
1239 | 3.41k | if (intSubset != NULL) { |
1240 | 83 | xmlUnlinkNode((xmlNodePtr) cur->intSubset); |
1241 | 83 | cur->intSubset = NULL; |
1242 | 83 | xmlFreeDtd(intSubset); |
1243 | 83 | } |
1244 | | |
1245 | 3.41k | if (cur->children != NULL) xmlFreeNodeList(cur->children); |
1246 | 3.41k | if (cur->oldNs != NULL) xmlFreeNsList(cur->oldNs); |
1247 | | |
1248 | 3.41k | DICT_FREE(cur->version) |
1249 | 3.41k | DICT_FREE(cur->name) |
1250 | 3.41k | DICT_FREE(cur->encoding) |
1251 | 3.41k | DICT_FREE(cur->URL) |
1252 | 3.41k | xmlFree(cur); |
1253 | 3.41k | if (dict) xmlDictFree(dict); |
1254 | 3.41k | } |
1255 | | |
1256 | | /** |
1257 | | * xmlStringLenGetNodeList: |
1258 | | * @doc: the document |
1259 | | * @value: the value of the text |
1260 | | * @len: the length of the string value |
1261 | | * |
1262 | | * Parse the value string and build the node list associated. Should |
1263 | | * produce a flat tree with only TEXTs and ENTITY_REFs. |
1264 | | * Returns a pointer to the first child |
1265 | | */ |
1266 | | xmlNodePtr |
1267 | 5.82k | xmlStringLenGetNodeList(const xmlDoc *doc, const xmlChar *value, int len) { |
1268 | 5.82k | xmlNodePtr ret = NULL, last = NULL; |
1269 | 5.82k | xmlNodePtr node; |
1270 | 5.82k | xmlChar *val; |
1271 | 5.82k | const xmlChar *cur, *end; |
1272 | 5.82k | const xmlChar *q; |
1273 | 5.82k | xmlEntityPtr ent; |
1274 | 5.82k | xmlBufPtr buf; |
1275 | | |
1276 | 5.82k | if (value == NULL) return(NULL); |
1277 | 5.82k | cur = value; |
1278 | 5.82k | end = cur + len; |
1279 | | |
1280 | 5.82k | buf = xmlBufCreateSize(0); |
1281 | 5.82k | if (buf == NULL) return(NULL); |
1282 | 5.82k | xmlBufSetAllocationScheme(buf, XML_BUFFER_ALLOC_DOUBLEIT); |
1283 | | |
1284 | 5.82k | q = cur; |
1285 | 2.74M | while ((cur < end) && (*cur != 0)) { |
1286 | 2.74M | if (cur[0] == '&') { |
1287 | 17.2k | int charval = 0; |
1288 | 17.2k | xmlChar tmp; |
1289 | | |
1290 | | /* |
1291 | | * Save the current text. |
1292 | | */ |
1293 | 17.2k | if (cur != q) { |
1294 | 12.9k | if (xmlBufAdd(buf, q, cur - q)) |
1295 | 0 | goto out; |
1296 | 12.9k | } |
1297 | 17.2k | q = cur; |
1298 | 17.2k | if ((cur + 2 < end) && (cur[1] == '#') && (cur[2] == 'x')) { |
1299 | 0 | cur += 3; |
1300 | 0 | if (cur < end) |
1301 | 0 | tmp = *cur; |
1302 | 0 | else |
1303 | 0 | tmp = 0; |
1304 | 0 | while (tmp != ';') { /* Non input consuming loop */ |
1305 | | /* |
1306 | | * If you find an integer overflow here when fuzzing, |
1307 | | * the bug is probably elsewhere. This function should |
1308 | | * only receive entities that were already validated by |
1309 | | * the parser, typically by xmlParseAttValueComplex |
1310 | | * calling xmlStringDecodeEntities. |
1311 | | * |
1312 | | * So it's better *not* to check for overflow to |
1313 | | * potentially discover new bugs. |
1314 | | */ |
1315 | 0 | if ((tmp >= '0') && (tmp <= '9')) |
1316 | 0 | charval = charval * 16 + (tmp - '0'); |
1317 | 0 | else if ((tmp >= 'a') && (tmp <= 'f')) |
1318 | 0 | charval = charval * 16 + (tmp - 'a') + 10; |
1319 | 0 | else if ((tmp >= 'A') && (tmp <= 'F')) |
1320 | 0 | charval = charval * 16 + (tmp - 'A') + 10; |
1321 | 0 | else { |
1322 | 0 | xmlTreeErr(XML_TREE_INVALID_HEX, (xmlNodePtr) doc, |
1323 | 0 | NULL); |
1324 | 0 | charval = 0; |
1325 | 0 | break; |
1326 | 0 | } |
1327 | 0 | cur++; |
1328 | 0 | if (cur < end) |
1329 | 0 | tmp = *cur; |
1330 | 0 | else |
1331 | 0 | tmp = 0; |
1332 | 0 | } |
1333 | 0 | if (tmp == ';') |
1334 | 0 | cur++; |
1335 | 0 | q = cur; |
1336 | 17.2k | } else if ((cur + 1 < end) && (cur[1] == '#')) { |
1337 | 9.53k | cur += 2; |
1338 | 9.53k | if (cur < end) |
1339 | 9.53k | tmp = *cur; |
1340 | 0 | else |
1341 | 0 | tmp = 0; |
1342 | 28.5k | while (tmp != ';') { /* Non input consuming loops */ |
1343 | | /* Don't check for integer overflow, see above. */ |
1344 | 19.0k | if ((tmp >= '0') && (tmp <= '9')) |
1345 | 19.0k | charval = charval * 10 + (tmp - '0'); |
1346 | 0 | else { |
1347 | 0 | xmlTreeErr(XML_TREE_INVALID_DEC, (xmlNodePtr) doc, |
1348 | 0 | NULL); |
1349 | 0 | charval = 0; |
1350 | 0 | break; |
1351 | 0 | } |
1352 | 19.0k | cur++; |
1353 | 19.0k | if (cur < end) |
1354 | 19.0k | tmp = *cur; |
1355 | 0 | else |
1356 | 0 | tmp = 0; |
1357 | 19.0k | } |
1358 | 9.53k | if (tmp == ';') |
1359 | 9.53k | cur++; |
1360 | 9.53k | q = cur; |
1361 | 9.53k | } else { |
1362 | | /* |
1363 | | * Read the entity string |
1364 | | */ |
1365 | 7.75k | cur++; |
1366 | 7.75k | q = cur; |
1367 | 15.5k | while ((cur < end) && (*cur != 0) && (*cur != ';')) cur++; |
1368 | 7.75k | if ((cur >= end) || (*cur == 0)) { |
1369 | 0 | xmlTreeErr(XML_TREE_UNTERMINATED_ENTITY, (xmlNodePtr) doc, |
1370 | 0 | (const char *) q); |
1371 | 0 | goto out; |
1372 | 0 | } |
1373 | 7.75k | if (cur != q) { |
1374 | | /* |
1375 | | * Predefined entities don't generate nodes |
1376 | | */ |
1377 | 7.75k | val = xmlStrndup(q, cur - q); |
1378 | 7.75k | ent = xmlGetDocEntity(doc, val); |
1379 | 7.75k | if ((ent != NULL) && |
1380 | 7.75k | (ent->etype == XML_INTERNAL_PREDEFINED_ENTITY)) { |
1381 | |
|
1382 | 0 | if (xmlBufCat(buf, ent->content)) |
1383 | 0 | goto out; |
1384 | |
|
1385 | 7.75k | } else { |
1386 | | /* |
1387 | | * Flush buffer so far |
1388 | | */ |
1389 | 7.75k | if (!xmlBufIsEmpty(buf)) { |
1390 | 7.75k | node = xmlNewDocText(doc, NULL); |
1391 | 7.75k | if (node == NULL) { |
1392 | 0 | if (val != NULL) xmlFree(val); |
1393 | 0 | goto out; |
1394 | 0 | } |
1395 | 7.75k | node->content = xmlBufDetach(buf); |
1396 | | |
1397 | 7.75k | if (last == NULL) { |
1398 | 2.97k | last = ret = node; |
1399 | 4.78k | } else { |
1400 | 4.78k | last = xmlAddNextSibling(last, node); |
1401 | 4.78k | } |
1402 | 7.75k | } |
1403 | | |
1404 | | /* |
1405 | | * Create a new REFERENCE_REF node |
1406 | | */ |
1407 | 7.75k | node = xmlNewReference(doc, val); |
1408 | 7.75k | if (node == NULL) { |
1409 | 0 | if (val != NULL) xmlFree(val); |
1410 | 0 | goto out; |
1411 | 0 | } |
1412 | 7.75k | else if ((ent != NULL) && |
1413 | 7.75k | ((ent->flags & XML_ENT_PARSED) == 0) && |
1414 | 7.75k | ((ent->flags & XML_ENT_EXPANDING) == 0)) { |
1415 | 40 | xmlNodePtr temp; |
1416 | | |
1417 | | /* |
1418 | | * The entity should have been checked already, |
1419 | | * but set the flag anyway to avoid recursion. |
1420 | | */ |
1421 | 40 | ent->flags |= XML_ENT_EXPANDING; |
1422 | 40 | ent->children = xmlStringGetNodeList(doc, |
1423 | 40 | (const xmlChar*)node->content); |
1424 | 40 | ent->owner = 1; |
1425 | 40 | ent->flags &= ~XML_ENT_EXPANDING; |
1426 | 40 | ent->flags |= XML_ENT_PARSED; |
1427 | 40 | temp = ent->children; |
1428 | 9.59k | while (temp) { |
1429 | 9.55k | temp->parent = (xmlNodePtr)ent; |
1430 | 9.55k | ent->last = temp; |
1431 | 9.55k | temp = temp->next; |
1432 | 9.55k | } |
1433 | 40 | } |
1434 | 7.75k | if (last == NULL) { |
1435 | 0 | last = ret = node; |
1436 | 7.75k | } else { |
1437 | 7.75k | last = xmlAddNextSibling(last, node); |
1438 | 7.75k | } |
1439 | 7.75k | } |
1440 | 7.75k | xmlFree(val); |
1441 | 7.75k | } |
1442 | 7.75k | cur++; |
1443 | 7.75k | q = cur; |
1444 | 7.75k | } |
1445 | 17.2k | if (charval != 0) { |
1446 | 9.53k | xmlChar buffer[10]; |
1447 | 9.53k | int l; |
1448 | | |
1449 | 9.53k | l = xmlCopyCharMultiByte(buffer, charval); |
1450 | 9.53k | buffer[l] = 0; |
1451 | | |
1452 | 9.53k | if (xmlBufCat(buf, buffer)) |
1453 | 0 | goto out; |
1454 | 9.53k | charval = 0; |
1455 | 9.53k | } |
1456 | 17.2k | } else |
1457 | 2.72M | cur++; |
1458 | 2.74M | } |
1459 | | |
1460 | 5.82k | if (cur != q) { |
1461 | | /* |
1462 | | * Handle the last piece of text. |
1463 | | */ |
1464 | 5.33k | if (xmlBufAdd(buf, q, cur - q)) |
1465 | 0 | goto out; |
1466 | 5.33k | } |
1467 | | |
1468 | 5.82k | if (!xmlBufIsEmpty(buf)) { |
1469 | 5.33k | node = xmlNewDocText(doc, NULL); |
1470 | 5.33k | if (node == NULL) goto out; |
1471 | 5.33k | node->content = xmlBufDetach(buf); |
1472 | | |
1473 | 5.33k | if (last == NULL) { |
1474 | 2.84k | ret = node; |
1475 | 2.84k | } else { |
1476 | 2.48k | xmlAddNextSibling(last, node); |
1477 | 2.48k | } |
1478 | 5.33k | } else if (ret == NULL) { |
1479 | 1 | ret = xmlNewDocText(doc, BAD_CAST ""); |
1480 | 1 | } |
1481 | | |
1482 | 5.82k | out: |
1483 | 5.82k | xmlBufFree(buf); |
1484 | 5.82k | return(ret); |
1485 | 5.82k | } |
1486 | | |
1487 | | /** |
1488 | | * xmlStringGetNodeList: |
1489 | | * @doc: the document |
1490 | | * @value: the value of the attribute |
1491 | | * |
1492 | | * Parse the value string and build the node list associated. Should |
1493 | | * produce a flat tree with only TEXTs and ENTITY_REFs. |
1494 | | * Returns a pointer to the first child |
1495 | | */ |
1496 | | xmlNodePtr |
1497 | 40 | xmlStringGetNodeList(const xmlDoc *doc, const xmlChar *value) { |
1498 | 40 | xmlNodePtr ret = NULL, head = NULL, last = NULL; |
1499 | 40 | xmlNodePtr node; |
1500 | 40 | xmlChar *val = NULL; |
1501 | 40 | const xmlChar *cur = value; |
1502 | 40 | const xmlChar *q; |
1503 | 40 | xmlEntityPtr ent; |
1504 | 40 | xmlBufPtr buf; |
1505 | | |
1506 | 40 | if (value == NULL) return(NULL); |
1507 | | |
1508 | 35 | buf = xmlBufCreateSize(0); |
1509 | 35 | if (buf == NULL) return(NULL); |
1510 | 35 | xmlBufSetAllocationScheme(buf, XML_BUFFER_ALLOC_DOUBLEIT); |
1511 | | |
1512 | 35 | q = cur; |
1513 | 5.26M | while (*cur != 0) { |
1514 | 5.26M | if (cur[0] == '&') { |
1515 | 9.40k | int charval = 0; |
1516 | 9.40k | xmlChar tmp; |
1517 | | |
1518 | | /* |
1519 | | * Save the current text. |
1520 | | */ |
1521 | 9.40k | if (cur != q) { |
1522 | 8.78k | if (xmlBufAdd(buf, q, cur - q)) |
1523 | 0 | goto out; |
1524 | 8.78k | } |
1525 | 9.40k | q = cur; |
1526 | 9.40k | if ((cur[1] == '#') && (cur[2] == 'x')) { |
1527 | 0 | cur += 3; |
1528 | 0 | tmp = *cur; |
1529 | 0 | while (tmp != ';') { /* Non input consuming loop */ |
1530 | | /* Don't check for integer overflow, see above. */ |
1531 | 0 | if ((tmp >= '0') && (tmp <= '9')) |
1532 | 0 | charval = charval * 16 + (tmp - '0'); |
1533 | 0 | else if ((tmp >= 'a') && (tmp <= 'f')) |
1534 | 0 | charval = charval * 16 + (tmp - 'a') + 10; |
1535 | 0 | else if ((tmp >= 'A') && (tmp <= 'F')) |
1536 | 0 | charval = charval * 16 + (tmp - 'A') + 10; |
1537 | 0 | else { |
1538 | 0 | xmlTreeErr(XML_TREE_INVALID_HEX, (xmlNodePtr) doc, |
1539 | 0 | NULL); |
1540 | 0 | charval = 0; |
1541 | 0 | break; |
1542 | 0 | } |
1543 | 0 | cur++; |
1544 | 0 | tmp = *cur; |
1545 | 0 | } |
1546 | 0 | if (tmp == ';') |
1547 | 0 | cur++; |
1548 | 0 | q = cur; |
1549 | 9.40k | } else if (cur[1] == '#') { |
1550 | 560 | cur += 2; |
1551 | 560 | tmp = *cur; |
1552 | 1.68k | while (tmp != ';') { /* Non input consuming loops */ |
1553 | | /* Don't check for integer overflow, see above. */ |
1554 | 1.12k | if ((tmp >= '0') && (tmp <= '9')) |
1555 | 1.12k | charval = charval * 10 + (tmp - '0'); |
1556 | 0 | else { |
1557 | 0 | xmlTreeErr(XML_TREE_INVALID_DEC, (xmlNodePtr) doc, |
1558 | 0 | NULL); |
1559 | 0 | charval = 0; |
1560 | 0 | break; |
1561 | 0 | } |
1562 | 1.12k | cur++; |
1563 | 1.12k | tmp = *cur; |
1564 | 1.12k | } |
1565 | 560 | if (tmp == ';') |
1566 | 560 | cur++; |
1567 | 560 | q = cur; |
1568 | 8.84k | } else { |
1569 | | /* |
1570 | | * Read the entity string |
1571 | | */ |
1572 | 8.84k | cur++; |
1573 | 8.84k | q = cur; |
1574 | 720k | while ((*cur != 0) && (*cur != ';')) cur++; |
1575 | 8.84k | if (*cur == 0) { |
1576 | 6 | xmlTreeErr(XML_TREE_UNTERMINATED_ENTITY, |
1577 | 6 | (xmlNodePtr) doc, (const char *) q); |
1578 | 6 | goto out; |
1579 | 6 | } |
1580 | 8.83k | if (cur != q) { |
1581 | | /* |
1582 | | * Predefined entities don't generate nodes |
1583 | | */ |
1584 | 8.83k | val = xmlStrndup(q, cur - q); |
1585 | 8.83k | ent = xmlGetDocEntity(doc, val); |
1586 | 8.83k | if ((ent != NULL) && |
1587 | 8.83k | (ent->etype == XML_INTERNAL_PREDEFINED_ENTITY)) { |
1588 | |
|
1589 | 0 | if (xmlBufCat(buf, ent->content)) |
1590 | 0 | goto out; |
1591 | |
|
1592 | 8.83k | } else { |
1593 | | /* |
1594 | | * Flush buffer so far |
1595 | | */ |
1596 | 8.83k | if (!xmlBufIsEmpty(buf)) { |
1597 | 8.21k | node = xmlNewDocText(doc, NULL); |
1598 | 8.21k | if (node == NULL) |
1599 | 0 | goto out; |
1600 | 8.21k | node->content = xmlBufDetach(buf); |
1601 | | |
1602 | 8.21k | if (last == NULL) { |
1603 | 9 | last = head = node; |
1604 | 8.21k | } else { |
1605 | 8.21k | last = xmlAddNextSibling(last, node); |
1606 | 8.21k | } |
1607 | 8.21k | } |
1608 | | |
1609 | | /* |
1610 | | * Create a new REFERENCE_REF node |
1611 | | */ |
1612 | 8.83k | node = xmlNewReference(doc, val); |
1613 | 8.83k | if (node == NULL) |
1614 | 0 | goto out; |
1615 | 8.83k | if ((ent != NULL) && |
1616 | 8.83k | ((ent->flags & XML_ENT_PARSED) == 0) && |
1617 | 8.83k | ((ent->flags & XML_ENT_EXPANDING) == 0)) { |
1618 | 0 | xmlNodePtr temp; |
1619 | | |
1620 | | /* |
1621 | | * The entity should have been checked already, |
1622 | | * but set the flag anyway to avoid recursion. |
1623 | | */ |
1624 | 0 | ent->flags |= XML_ENT_EXPANDING; |
1625 | 0 | ent->children = xmlStringGetNodeList(doc, |
1626 | 0 | (const xmlChar*)node->content); |
1627 | 0 | ent->owner = 1; |
1628 | 0 | ent->flags &= ~XML_ENT_EXPANDING; |
1629 | 0 | ent->flags |= XML_ENT_PARSED; |
1630 | 0 | temp = ent->children; |
1631 | 0 | while (temp) { |
1632 | 0 | temp->parent = (xmlNodePtr)ent; |
1633 | 0 | ent->last = temp; |
1634 | 0 | temp = temp->next; |
1635 | 0 | } |
1636 | 0 | } |
1637 | 8.83k | if (last == NULL) { |
1638 | 0 | last = head = node; |
1639 | 8.83k | } else { |
1640 | 8.83k | last = xmlAddNextSibling(last, node); |
1641 | 8.83k | } |
1642 | 8.83k | } |
1643 | 8.83k | xmlFree(val); |
1644 | 8.83k | val = NULL; |
1645 | 8.83k | } |
1646 | 8.83k | cur++; |
1647 | 8.83k | q = cur; |
1648 | 8.83k | } |
1649 | 9.39k | if (charval != 0) { |
1650 | 560 | xmlChar buffer[10]; |
1651 | 560 | int len; |
1652 | | |
1653 | 560 | len = xmlCopyCharMultiByte(buffer, charval); |
1654 | 560 | buffer[len] = 0; |
1655 | | |
1656 | 560 | if (xmlBufCat(buf, buffer)) |
1657 | 0 | goto out; |
1658 | 560 | charval = 0; |
1659 | 560 | } |
1660 | 9.39k | } else |
1661 | 5.25M | cur++; |
1662 | 5.26M | } |
1663 | 29 | if ((cur != q) || (head == NULL)) { |
1664 | | /* |
1665 | | * Handle the last piece of text. |
1666 | | */ |
1667 | 29 | xmlBufAdd(buf, q, cur - q); |
1668 | 29 | } |
1669 | | |
1670 | 29 | if (!xmlBufIsEmpty(buf)) { |
1671 | 29 | node = xmlNewDocText(doc, NULL); |
1672 | 29 | if (node == NULL) |
1673 | 0 | goto out; |
1674 | 29 | node->content = xmlBufDetach(buf); |
1675 | | |
1676 | 29 | if (last == NULL) { |
1677 | 26 | head = node; |
1678 | 26 | } else { |
1679 | 3 | xmlAddNextSibling(last, node); |
1680 | 3 | } |
1681 | 29 | } |
1682 | | |
1683 | 29 | ret = head; |
1684 | 29 | head = NULL; |
1685 | | |
1686 | 35 | out: |
1687 | 35 | xmlBufFree(buf); |
1688 | 35 | if (val != NULL) xmlFree(val); |
1689 | 35 | if (head != NULL) xmlFreeNodeList(head); |
1690 | 35 | return(ret); |
1691 | 29 | } |
1692 | | |
1693 | | /** |
1694 | | * xmlNodeListGetString: |
1695 | | * @doc: the document |
1696 | | * @list: a Node list |
1697 | | * @inLine: should we replace entity contents or show their external form |
1698 | | * |
1699 | | * Build the string equivalent to the text contained in the Node list |
1700 | | * made of TEXTs and ENTITY_REFs |
1701 | | * |
1702 | | * Returns a pointer to the string copy, the caller must free it with xmlFree(). |
1703 | | */ |
1704 | | xmlChar * |
1705 | | xmlNodeListGetString(xmlDocPtr doc, const xmlNode *list, int inLine) |
1706 | 378k | { |
1707 | 378k | const xmlNode *node = list; |
1708 | 378k | xmlChar *ret = NULL; |
1709 | 378k | xmlEntityPtr ent; |
1710 | 378k | int attr; |
1711 | | |
1712 | 378k | if (list == NULL) |
1713 | 153k | return (NULL); |
1714 | 225k | if ((list->parent != NULL) && (list->parent->type == XML_ATTRIBUTE_NODE)) |
1715 | 102k | attr = 1; |
1716 | 122k | else |
1717 | 122k | attr = 0; |
1718 | | |
1719 | 1.06M | while (node != NULL) { |
1720 | 844k | if ((node->type == XML_TEXT_NODE) || |
1721 | 844k | (node->type == XML_CDATA_SECTION_NODE)) { |
1722 | 532k | if (inLine) { |
1723 | 532k | ret = xmlStrcat(ret, node->content); |
1724 | 532k | } else { |
1725 | 0 | xmlChar *buffer; |
1726 | |
|
1727 | 0 | if (attr) |
1728 | 0 | buffer = xmlEncodeAttributeEntities(doc, node->content); |
1729 | 0 | else |
1730 | 0 | buffer = xmlEncodeEntitiesReentrant(doc, node->content); |
1731 | 0 | if (buffer != NULL) { |
1732 | 0 | ret = xmlStrcat(ret, buffer); |
1733 | 0 | xmlFree(buffer); |
1734 | 0 | } |
1735 | 0 | } |
1736 | 532k | } else if (node->type == XML_ENTITY_REF_NODE) { |
1737 | 312k | if (inLine) { |
1738 | 312k | ent = xmlGetDocEntity(doc, node->name); |
1739 | 312k | if (ent != NULL) { |
1740 | 276k | xmlChar *buffer; |
1741 | | |
1742 | | /* an entity content can be any "well balanced chunk", |
1743 | | * i.e. the result of the content [43] production: |
1744 | | * http://www.w3.org/TR/REC-xml#NT-content. |
1745 | | * So it can contain text, CDATA section or nested |
1746 | | * entity reference nodes (among others). |
1747 | | * -> we recursive call xmlNodeListGetString() |
1748 | | * which handles these types */ |
1749 | 276k | buffer = xmlNodeListGetString(doc, ent->children, 1); |
1750 | 276k | if (buffer != NULL) { |
1751 | 122k | ret = xmlStrcat(ret, buffer); |
1752 | 122k | xmlFree(buffer); |
1753 | 122k | } |
1754 | 276k | } else { |
1755 | 35.4k | ret = xmlStrcat(ret, node->content); |
1756 | 35.4k | } |
1757 | 312k | } else { |
1758 | 0 | xmlChar buf[2]; |
1759 | |
|
1760 | 0 | buf[0] = '&'; |
1761 | 0 | buf[1] = 0; |
1762 | 0 | ret = xmlStrncat(ret, buf, 1); |
1763 | 0 | ret = xmlStrcat(ret, node->name); |
1764 | 0 | buf[0] = ';'; |
1765 | 0 | buf[1] = 0; |
1766 | 0 | ret = xmlStrncat(ret, buf, 1); |
1767 | 0 | } |
1768 | 312k | } |
1769 | | #if 0 |
1770 | | else { |
1771 | | xmlGenericError(xmlGenericErrorContext, |
1772 | | "xmlGetNodeListString : invalid node type %d\n", |
1773 | | node->type); |
1774 | | } |
1775 | | #endif |
1776 | 844k | node = node->next; |
1777 | 844k | } |
1778 | 225k | return (ret); |
1779 | 378k | } |
1780 | | |
1781 | | #ifdef LIBXML_TREE_ENABLED |
1782 | | /** |
1783 | | * xmlNodeListGetRawString: |
1784 | | * @doc: the document |
1785 | | * @list: a Node list |
1786 | | * @inLine: should we replace entity contents or show their external form |
1787 | | * |
1788 | | * Builds the string equivalent to the text contained in the Node list |
1789 | | * made of TEXTs and ENTITY_REFs, contrary to xmlNodeListGetString() |
1790 | | * this function doesn't do any character encoding handling. |
1791 | | * |
1792 | | * Returns a pointer to the string copy, the caller must free it with xmlFree(). |
1793 | | */ |
1794 | | xmlChar * |
1795 | | xmlNodeListGetRawString(const xmlDoc *doc, const xmlNode *list, int inLine) |
1796 | 0 | { |
1797 | 0 | const xmlNode *node = list; |
1798 | 0 | xmlChar *ret = NULL; |
1799 | 0 | xmlEntityPtr ent; |
1800 | |
|
1801 | 0 | if (list == NULL) |
1802 | 0 | return (NULL); |
1803 | | |
1804 | 0 | while (node != NULL) { |
1805 | 0 | if ((node->type == XML_TEXT_NODE) || |
1806 | 0 | (node->type == XML_CDATA_SECTION_NODE)) { |
1807 | 0 | if (inLine) { |
1808 | 0 | ret = xmlStrcat(ret, node->content); |
1809 | 0 | } else { |
1810 | 0 | xmlChar *buffer; |
1811 | |
|
1812 | 0 | buffer = xmlEncodeSpecialChars(doc, node->content); |
1813 | 0 | if (buffer != NULL) { |
1814 | 0 | ret = xmlStrcat(ret, buffer); |
1815 | 0 | xmlFree(buffer); |
1816 | 0 | } |
1817 | 0 | } |
1818 | 0 | } else if (node->type == XML_ENTITY_REF_NODE) { |
1819 | 0 | if (inLine) { |
1820 | 0 | ent = xmlGetDocEntity(doc, node->name); |
1821 | 0 | if (ent != NULL) { |
1822 | 0 | xmlChar *buffer; |
1823 | | |
1824 | | /* an entity content can be any "well balanced chunk", |
1825 | | * i.e. the result of the content [43] production: |
1826 | | * http://www.w3.org/TR/REC-xml#NT-content. |
1827 | | * So it can contain text, CDATA section or nested |
1828 | | * entity reference nodes (among others). |
1829 | | * -> we recursive call xmlNodeListGetRawString() |
1830 | | * which handles these types */ |
1831 | 0 | buffer = |
1832 | 0 | xmlNodeListGetRawString(doc, ent->children, 1); |
1833 | 0 | if (buffer != NULL) { |
1834 | 0 | ret = xmlStrcat(ret, buffer); |
1835 | 0 | xmlFree(buffer); |
1836 | 0 | } |
1837 | 0 | } else { |
1838 | 0 | ret = xmlStrcat(ret, node->content); |
1839 | 0 | } |
1840 | 0 | } else { |
1841 | 0 | xmlChar buf[2]; |
1842 | |
|
1843 | 0 | buf[0] = '&'; |
1844 | 0 | buf[1] = 0; |
1845 | 0 | ret = xmlStrncat(ret, buf, 1); |
1846 | 0 | ret = xmlStrcat(ret, node->name); |
1847 | 0 | buf[0] = ';'; |
1848 | 0 | buf[1] = 0; |
1849 | 0 | ret = xmlStrncat(ret, buf, 1); |
1850 | 0 | } |
1851 | 0 | } |
1852 | | #if 0 |
1853 | | else { |
1854 | | xmlGenericError(xmlGenericErrorContext, |
1855 | | "xmlGetNodeListString : invalid node type %d\n", |
1856 | | node->type); |
1857 | | } |
1858 | | #endif |
1859 | 0 | node = node->next; |
1860 | 0 | } |
1861 | 0 | return (ret); |
1862 | 0 | } |
1863 | | #endif /* LIBXML_TREE_ENABLED */ |
1864 | | |
1865 | | static xmlAttrPtr |
1866 | | xmlNewPropInternal(xmlNodePtr node, xmlNsPtr ns, |
1867 | | const xmlChar * name, const xmlChar * value, |
1868 | | int eatname) |
1869 | 8.88k | { |
1870 | 8.88k | xmlAttrPtr cur; |
1871 | 8.88k | xmlDocPtr doc = NULL; |
1872 | | |
1873 | 8.88k | if ((node != NULL) && (node->type != XML_ELEMENT_NODE)) { |
1874 | 0 | if ((eatname == 1) && |
1875 | 0 | ((node->doc == NULL) || (node->doc->dict == NULL) || |
1876 | 0 | (!(xmlDictOwns(node->doc->dict, name))))) |
1877 | 0 | xmlFree((xmlChar *) name); |
1878 | 0 | return (NULL); |
1879 | 0 | } |
1880 | | |
1881 | | /* |
1882 | | * Allocate a new property and fill the fields. |
1883 | | */ |
1884 | 8.88k | cur = (xmlAttrPtr) xmlMalloc(sizeof(xmlAttr)); |
1885 | 8.88k | if (cur == NULL) { |
1886 | 0 | if ((eatname == 1) && |
1887 | 0 | ((node == NULL) || (node->doc == NULL) || |
1888 | 0 | (node->doc->dict == NULL) || |
1889 | 0 | (!(xmlDictOwns(node->doc->dict, name))))) |
1890 | 0 | xmlFree((xmlChar *) name); |
1891 | 0 | xmlTreeErrMemory("building attribute"); |
1892 | 0 | return (NULL); |
1893 | 0 | } |
1894 | 8.88k | memset(cur, 0, sizeof(xmlAttr)); |
1895 | 8.88k | cur->type = XML_ATTRIBUTE_NODE; |
1896 | | |
1897 | 8.88k | cur->parent = node; |
1898 | 8.88k | if (node != NULL) { |
1899 | 8.88k | doc = node->doc; |
1900 | 8.88k | cur->doc = doc; |
1901 | 8.88k | } |
1902 | 8.88k | cur->ns = ns; |
1903 | | |
1904 | 8.88k | if (eatname == 0) { |
1905 | 0 | if ((doc != NULL) && (doc->dict != NULL)) |
1906 | 0 | cur->name = (xmlChar *) xmlDictLookup(doc->dict, name, -1); |
1907 | 0 | else |
1908 | 0 | cur->name = xmlStrdup(name); |
1909 | 0 | } else |
1910 | 8.88k | cur->name = name; |
1911 | | |
1912 | 8.88k | if (value != NULL) { |
1913 | 0 | xmlNodePtr tmp; |
1914 | |
|
1915 | 0 | cur->children = xmlNewDocText(doc, value); |
1916 | 0 | cur->last = NULL; |
1917 | 0 | tmp = cur->children; |
1918 | 0 | while (tmp != NULL) { |
1919 | 0 | tmp->parent = (xmlNodePtr) cur; |
1920 | 0 | if (tmp->next == NULL) |
1921 | 0 | cur->last = tmp; |
1922 | 0 | tmp = tmp->next; |
1923 | 0 | } |
1924 | 0 | } |
1925 | | |
1926 | | /* |
1927 | | * Add it at the end to preserve parsing order ... |
1928 | | */ |
1929 | 8.88k | if (node != NULL) { |
1930 | 8.88k | if (node->properties == NULL) { |
1931 | 8.46k | node->properties = cur; |
1932 | 8.46k | } else { |
1933 | 425 | xmlAttrPtr prev = node->properties; |
1934 | | |
1935 | 425 | while (prev->next != NULL) |
1936 | 0 | prev = prev->next; |
1937 | 425 | prev->next = cur; |
1938 | 425 | cur->prev = prev; |
1939 | 425 | } |
1940 | 8.88k | } |
1941 | | |
1942 | 8.88k | if ((value != NULL) && (node != NULL) && |
1943 | 8.88k | (xmlIsID(node->doc, node, cur) == 1)) |
1944 | 0 | xmlAddID(NULL, node->doc, value, cur); |
1945 | | |
1946 | 8.88k | if ((__xmlRegisterCallbacks) && (xmlRegisterNodeDefaultValue)) |
1947 | 0 | xmlRegisterNodeDefaultValue((xmlNodePtr) cur); |
1948 | 8.88k | return (cur); |
1949 | 8.88k | } |
1950 | | |
1951 | | #if defined(LIBXML_TREE_ENABLED) || defined(LIBXML_HTML_ENABLED) || \ |
1952 | | defined(LIBXML_SCHEMAS_ENABLED) |
1953 | | /** |
1954 | | * xmlNewProp: |
1955 | | * @node: the holding node |
1956 | | * @name: the name of the attribute |
1957 | | * @value: the value of the attribute |
1958 | | * |
1959 | | * Create a new property carried by a node. |
1960 | | * Returns a pointer to the attribute |
1961 | | */ |
1962 | | xmlAttrPtr |
1963 | 0 | xmlNewProp(xmlNodePtr node, const xmlChar *name, const xmlChar *value) { |
1964 | |
|
1965 | 0 | if (name == NULL) { |
1966 | | #ifdef DEBUG_TREE |
1967 | | xmlGenericError(xmlGenericErrorContext, |
1968 | | "xmlNewProp : name == NULL\n"); |
1969 | | #endif |
1970 | 0 | return(NULL); |
1971 | 0 | } |
1972 | | |
1973 | 0 | return xmlNewPropInternal(node, NULL, name, value, 0); |
1974 | 0 | } |
1975 | | #endif /* LIBXML_TREE_ENABLED */ |
1976 | | |
1977 | | /** |
1978 | | * xmlNewNsProp: |
1979 | | * @node: the holding node |
1980 | | * @ns: the namespace |
1981 | | * @name: the name of the attribute |
1982 | | * @value: the value of the attribute |
1983 | | * |
1984 | | * Create a new property tagged with a namespace and carried by a node. |
1985 | | * Returns a pointer to the attribute |
1986 | | */ |
1987 | | xmlAttrPtr |
1988 | | xmlNewNsProp(xmlNodePtr node, xmlNsPtr ns, const xmlChar *name, |
1989 | 0 | const xmlChar *value) { |
1990 | |
|
1991 | 0 | if (name == NULL) { |
1992 | | #ifdef DEBUG_TREE |
1993 | | xmlGenericError(xmlGenericErrorContext, |
1994 | | "xmlNewNsProp : name == NULL\n"); |
1995 | | #endif |
1996 | 0 | return(NULL); |
1997 | 0 | } |
1998 | | |
1999 | 0 | return xmlNewPropInternal(node, ns, name, value, 0); |
2000 | 0 | } |
2001 | | |
2002 | | /** |
2003 | | * xmlNewNsPropEatName: |
2004 | | * @node: the holding node |
2005 | | * @ns: the namespace |
2006 | | * @name: the name of the attribute |
2007 | | * @value: the value of the attribute |
2008 | | * |
2009 | | * Create a new property tagged with a namespace and carried by a node. |
2010 | | * Returns a pointer to the attribute |
2011 | | */ |
2012 | | xmlAttrPtr |
2013 | | xmlNewNsPropEatName(xmlNodePtr node, xmlNsPtr ns, xmlChar *name, |
2014 | 8.88k | const xmlChar *value) { |
2015 | | |
2016 | 8.88k | if (name == NULL) { |
2017 | | #ifdef DEBUG_TREE |
2018 | | xmlGenericError(xmlGenericErrorContext, |
2019 | | "xmlNewNsPropEatName : name == NULL\n"); |
2020 | | #endif |
2021 | 0 | return(NULL); |
2022 | 0 | } |
2023 | | |
2024 | 8.88k | return xmlNewPropInternal(node, ns, name, value, 1); |
2025 | 8.88k | } |
2026 | | |
2027 | | /** |
2028 | | * xmlNewDocProp: |
2029 | | * @doc: the document |
2030 | | * @name: the name of the attribute |
2031 | | * @value: the value of the attribute |
2032 | | * |
2033 | | * Create a new property carried by a document. |
2034 | | * NOTE: @value is supposed to be a piece of XML CDATA, so it allows entity |
2035 | | * references, but XML special chars need to be escaped first by using |
2036 | | * xmlEncodeEntitiesReentrant(). Use xmlNewProp() if you don't need |
2037 | | * entities support. |
2038 | | * |
2039 | | * Returns a pointer to the attribute |
2040 | | */ |
2041 | | xmlAttrPtr |
2042 | 0 | xmlNewDocProp(xmlDocPtr doc, const xmlChar *name, const xmlChar *value) { |
2043 | 0 | xmlAttrPtr cur; |
2044 | |
|
2045 | 0 | if (name == NULL) { |
2046 | | #ifdef DEBUG_TREE |
2047 | | xmlGenericError(xmlGenericErrorContext, |
2048 | | "xmlNewDocProp : name == NULL\n"); |
2049 | | #endif |
2050 | 0 | return(NULL); |
2051 | 0 | } |
2052 | | |
2053 | | /* |
2054 | | * Allocate a new property and fill the fields. |
2055 | | */ |
2056 | 0 | cur = (xmlAttrPtr) xmlMalloc(sizeof(xmlAttr)); |
2057 | 0 | if (cur == NULL) { |
2058 | 0 | xmlTreeErrMemory("building attribute"); |
2059 | 0 | return(NULL); |
2060 | 0 | } |
2061 | 0 | memset(cur, 0, sizeof(xmlAttr)); |
2062 | 0 | cur->type = XML_ATTRIBUTE_NODE; |
2063 | |
|
2064 | 0 | if ((doc != NULL) && (doc->dict != NULL)) |
2065 | 0 | cur->name = xmlDictLookup(doc->dict, name, -1); |
2066 | 0 | else |
2067 | 0 | cur->name = xmlStrdup(name); |
2068 | 0 | cur->doc = doc; |
2069 | 0 | if (value != NULL) { |
2070 | 0 | xmlNodePtr tmp; |
2071 | |
|
2072 | 0 | cur->children = xmlStringGetNodeList(doc, value); |
2073 | 0 | cur->last = NULL; |
2074 | |
|
2075 | 0 | tmp = cur->children; |
2076 | 0 | while (tmp != NULL) { |
2077 | 0 | tmp->parent = (xmlNodePtr) cur; |
2078 | 0 | if (tmp->next == NULL) |
2079 | 0 | cur->last = tmp; |
2080 | 0 | tmp = tmp->next; |
2081 | 0 | } |
2082 | 0 | } |
2083 | |
|
2084 | 0 | if ((__xmlRegisterCallbacks) && (xmlRegisterNodeDefaultValue)) |
2085 | 0 | xmlRegisterNodeDefaultValue((xmlNodePtr)cur); |
2086 | 0 | return(cur); |
2087 | 0 | } |
2088 | | |
2089 | | /** |
2090 | | * xmlFreePropList: |
2091 | | * @cur: the first property in the list |
2092 | | * |
2093 | | * Free a property and all its siblings, all the children are freed too. |
2094 | | */ |
2095 | | void |
2096 | 8.46k | xmlFreePropList(xmlAttrPtr cur) { |
2097 | 8.46k | xmlAttrPtr next; |
2098 | 8.46k | if (cur == NULL) return; |
2099 | 17.3k | while (cur != NULL) { |
2100 | 8.88k | next = cur->next; |
2101 | 8.88k | xmlFreeProp(cur); |
2102 | 8.88k | cur = next; |
2103 | 8.88k | } |
2104 | 8.46k | } |
2105 | | |
2106 | | /** |
2107 | | * xmlFreeProp: |
2108 | | * @cur: an attribute |
2109 | | * |
2110 | | * Free one attribute, all the content is freed too |
2111 | | */ |
2112 | | void |
2113 | 8.88k | xmlFreeProp(xmlAttrPtr cur) { |
2114 | 8.88k | xmlDictPtr dict = NULL; |
2115 | 8.88k | if (cur == NULL) return; |
2116 | | |
2117 | 8.88k | if (cur->doc != NULL) dict = cur->doc->dict; |
2118 | | |
2119 | 8.88k | if ((__xmlRegisterCallbacks) && (xmlDeregisterNodeDefaultValue)) |
2120 | 0 | xmlDeregisterNodeDefaultValue((xmlNodePtr)cur); |
2121 | | |
2122 | | /* Check for ID removal -> leading to invalid references ! */ |
2123 | 8.88k | if ((cur->doc != NULL) && (cur->atype == XML_ATTRIBUTE_ID)) { |
2124 | 192 | xmlRemoveID(cur->doc, cur); |
2125 | 192 | } |
2126 | 8.88k | if (cur->children != NULL) xmlFreeNodeList(cur->children); |
2127 | 8.88k | DICT_FREE(cur->name) |
2128 | 8.88k | xmlFree(cur); |
2129 | 8.88k | } |
2130 | | |
2131 | | /** |
2132 | | * xmlRemoveProp: |
2133 | | * @cur: an attribute |
2134 | | * |
2135 | | * Unlink and free one attribute, all the content is freed too |
2136 | | * Note this doesn't work for namespace definition attributes |
2137 | | * |
2138 | | * Returns 0 if success and -1 in case of error. |
2139 | | */ |
2140 | | int |
2141 | 0 | xmlRemoveProp(xmlAttrPtr cur) { |
2142 | 0 | xmlAttrPtr tmp; |
2143 | 0 | if (cur == NULL) { |
2144 | | #ifdef DEBUG_TREE |
2145 | | xmlGenericError(xmlGenericErrorContext, |
2146 | | "xmlRemoveProp : cur == NULL\n"); |
2147 | | #endif |
2148 | 0 | return(-1); |
2149 | 0 | } |
2150 | 0 | if (cur->parent == NULL) { |
2151 | | #ifdef DEBUG_TREE |
2152 | | xmlGenericError(xmlGenericErrorContext, |
2153 | | "xmlRemoveProp : cur->parent == NULL\n"); |
2154 | | #endif |
2155 | 0 | return(-1); |
2156 | 0 | } |
2157 | 0 | tmp = cur->parent->properties; |
2158 | 0 | if (tmp == cur) { |
2159 | 0 | cur->parent->properties = cur->next; |
2160 | 0 | if (cur->next != NULL) |
2161 | 0 | cur->next->prev = NULL; |
2162 | 0 | xmlFreeProp(cur); |
2163 | 0 | return(0); |
2164 | 0 | } |
2165 | 0 | while (tmp != NULL) { |
2166 | 0 | if (tmp->next == cur) { |
2167 | 0 | tmp->next = cur->next; |
2168 | 0 | if (tmp->next != NULL) |
2169 | 0 | tmp->next->prev = tmp; |
2170 | 0 | xmlFreeProp(cur); |
2171 | 0 | return(0); |
2172 | 0 | } |
2173 | 0 | tmp = tmp->next; |
2174 | 0 | } |
2175 | | #ifdef DEBUG_TREE |
2176 | | xmlGenericError(xmlGenericErrorContext, |
2177 | | "xmlRemoveProp : attribute not owned by its node\n"); |
2178 | | #endif |
2179 | 0 | return(-1); |
2180 | 0 | } |
2181 | | |
2182 | | /** |
2183 | | * xmlNewDocPI: |
2184 | | * @doc: the target document |
2185 | | * @name: the processing instruction name |
2186 | | * @content: the PI content |
2187 | | * |
2188 | | * Creation of a processing instruction element. |
2189 | | * Returns a pointer to the new node object. |
2190 | | */ |
2191 | | xmlNodePtr |
2192 | 1.66k | xmlNewDocPI(xmlDocPtr doc, const xmlChar *name, const xmlChar *content) { |
2193 | 1.66k | xmlNodePtr cur; |
2194 | | |
2195 | 1.66k | if (name == NULL) { |
2196 | | #ifdef DEBUG_TREE |
2197 | | xmlGenericError(xmlGenericErrorContext, |
2198 | | "xmlNewPI : name == NULL\n"); |
2199 | | #endif |
2200 | 0 | return(NULL); |
2201 | 0 | } |
2202 | | |
2203 | | /* |
2204 | | * Allocate a new node and fill the fields. |
2205 | | */ |
2206 | 1.66k | cur = (xmlNodePtr) xmlMalloc(sizeof(xmlNode)); |
2207 | 1.66k | if (cur == NULL) { |
2208 | 0 | xmlTreeErrMemory("building PI"); |
2209 | 0 | return(NULL); |
2210 | 0 | } |
2211 | 1.66k | memset(cur, 0, sizeof(xmlNode)); |
2212 | 1.66k | cur->type = XML_PI_NODE; |
2213 | | |
2214 | 1.66k | if ((doc != NULL) && (doc->dict != NULL)) |
2215 | 1.66k | cur->name = xmlDictLookup(doc->dict, name, -1); |
2216 | 0 | else |
2217 | 0 | cur->name = xmlStrdup(name); |
2218 | 1.66k | if (content != NULL) { |
2219 | 1.15k | cur->content = xmlStrdup(content); |
2220 | 1.15k | } |
2221 | 1.66k | cur->doc = doc; |
2222 | | |
2223 | 1.66k | if ((__xmlRegisterCallbacks) && (xmlRegisterNodeDefaultValue)) |
2224 | 0 | xmlRegisterNodeDefaultValue((xmlNodePtr)cur); |
2225 | 1.66k | return(cur); |
2226 | 1.66k | } |
2227 | | |
2228 | | /** |
2229 | | * xmlNewPI: |
2230 | | * @name: the processing instruction name |
2231 | | * @content: the PI content |
2232 | | * |
2233 | | * Creation of a processing instruction element. |
2234 | | * |
2235 | | * Use of this function is DISCOURAGED in favor of xmlNewDocPI. |
2236 | | * |
2237 | | * Returns a pointer to the new node object. |
2238 | | */ |
2239 | | xmlNodePtr |
2240 | 0 | xmlNewPI(const xmlChar *name, const xmlChar *content) { |
2241 | 0 | return(xmlNewDocPI(NULL, name, content)); |
2242 | 0 | } |
2243 | | |
2244 | | /** |
2245 | | * xmlNewNode: |
2246 | | * @ns: namespace if any |
2247 | | * @name: the node name |
2248 | | * |
2249 | | * Creation of a new node element. @ns is optional (NULL). |
2250 | | * |
2251 | | * Use of this function is DISCOURAGED in favor of xmlNewDocNode. |
2252 | | * |
2253 | | * Returns a pointer to the new node object. Uses xmlStrdup() to make |
2254 | | * copy of @name. |
2255 | | */ |
2256 | | xmlNodePtr |
2257 | 0 | xmlNewNode(xmlNsPtr ns, const xmlChar *name) { |
2258 | 0 | xmlNodePtr cur; |
2259 | |
|
2260 | 0 | if (name == NULL) { |
2261 | | #ifdef DEBUG_TREE |
2262 | | xmlGenericError(xmlGenericErrorContext, |
2263 | | "xmlNewNode : name == NULL\n"); |
2264 | | #endif |
2265 | 0 | return(NULL); |
2266 | 0 | } |
2267 | | |
2268 | | /* |
2269 | | * Allocate a new node and fill the fields. |
2270 | | */ |
2271 | 0 | cur = (xmlNodePtr) xmlMalloc(sizeof(xmlNode)); |
2272 | 0 | if (cur == NULL) { |
2273 | 0 | xmlTreeErrMemory("building node"); |
2274 | 0 | return(NULL); |
2275 | 0 | } |
2276 | 0 | memset(cur, 0, sizeof(xmlNode)); |
2277 | 0 | cur->type = XML_ELEMENT_NODE; |
2278 | |
|
2279 | 0 | cur->name = xmlStrdup(name); |
2280 | 0 | cur->ns = ns; |
2281 | |
|
2282 | 0 | if ((__xmlRegisterCallbacks) && (xmlRegisterNodeDefaultValue)) |
2283 | 0 | xmlRegisterNodeDefaultValue(cur); |
2284 | 0 | return(cur); |
2285 | 0 | } |
2286 | | |
2287 | | /** |
2288 | | * xmlNewNodeEatName: |
2289 | | * @ns: namespace if any |
2290 | | * @name: the node name |
2291 | | * |
2292 | | * Creation of a new node element. @ns is optional (NULL). |
2293 | | * |
2294 | | * Use of this function is DISCOURAGED in favor of xmlNewDocNodeEatName. |
2295 | | * |
2296 | | * Returns a pointer to the new node object, with pointer @name as |
2297 | | * new node's name. Use xmlNewNode() if a copy of @name string is |
2298 | | * is needed as new node's name. |
2299 | | */ |
2300 | | xmlNodePtr |
2301 | 3.15M | xmlNewNodeEatName(xmlNsPtr ns, xmlChar *name) { |
2302 | 3.15M | xmlNodePtr cur; |
2303 | | |
2304 | 3.15M | if (name == NULL) { |
2305 | | #ifdef DEBUG_TREE |
2306 | | xmlGenericError(xmlGenericErrorContext, |
2307 | | "xmlNewNode : name == NULL\n"); |
2308 | | #endif |
2309 | 0 | return(NULL); |
2310 | 0 | } |
2311 | | |
2312 | | /* |
2313 | | * Allocate a new node and fill the fields. |
2314 | | */ |
2315 | 3.15M | cur = (xmlNodePtr) xmlMalloc(sizeof(xmlNode)); |
2316 | 3.15M | if (cur == NULL) { |
2317 | 0 | xmlTreeErrMemory("building node"); |
2318 | | /* we can't check here that name comes from the doc dictionary */ |
2319 | 0 | return(NULL); |
2320 | 0 | } |
2321 | 3.15M | memset(cur, 0, sizeof(xmlNode)); |
2322 | 3.15M | cur->type = XML_ELEMENT_NODE; |
2323 | | |
2324 | 3.15M | cur->name = name; |
2325 | 3.15M | cur->ns = ns; |
2326 | | |
2327 | 3.15M | if ((__xmlRegisterCallbacks) && (xmlRegisterNodeDefaultValue)) |
2328 | 0 | xmlRegisterNodeDefaultValue((xmlNodePtr)cur); |
2329 | 3.15M | return(cur); |
2330 | 3.15M | } |
2331 | | |
2332 | | /** |
2333 | | * xmlNewDocNode: |
2334 | | * @doc: the document |
2335 | | * @ns: namespace if any |
2336 | | * @name: the node name |
2337 | | * @content: the XML text content if any |
2338 | | * |
2339 | | * Creation of a new node element within a document. @ns and @content |
2340 | | * are optional (NULL). |
2341 | | * NOTE: @content is supposed to be a piece of XML CDATA, so it allow entities |
2342 | | * references, but XML special chars need to be escaped first by using |
2343 | | * xmlEncodeEntitiesReentrant(). Use xmlNewDocRawNode() if you don't |
2344 | | * need entities support. |
2345 | | * |
2346 | | * Returns a pointer to the new node object. |
2347 | | */ |
2348 | | xmlNodePtr |
2349 | | xmlNewDocNode(xmlDocPtr doc, xmlNsPtr ns, |
2350 | 1.81M | const xmlChar *name, const xmlChar *content) { |
2351 | 1.81M | xmlNodePtr cur; |
2352 | | |
2353 | 1.81M | if ((doc != NULL) && (doc->dict != NULL)) |
2354 | 1.81M | cur = xmlNewNodeEatName(ns, (xmlChar *) |
2355 | 1.81M | xmlDictLookup(doc->dict, name, -1)); |
2356 | 0 | else |
2357 | 0 | cur = xmlNewNode(ns, name); |
2358 | 1.81M | if (cur != NULL) { |
2359 | 1.81M | cur->doc = doc; |
2360 | 1.81M | if (content != NULL) { |
2361 | 0 | cur->children = xmlStringGetNodeList(doc, content); |
2362 | 0 | UPDATE_LAST_CHILD_AND_PARENT(cur) |
2363 | 0 | } |
2364 | 1.81M | } |
2365 | | |
2366 | 1.81M | return(cur); |
2367 | 1.81M | } |
2368 | | |
2369 | | /** |
2370 | | * xmlNewDocNodeEatName: |
2371 | | * @doc: the document |
2372 | | * @ns: namespace if any |
2373 | | * @name: the node name |
2374 | | * @content: the XML text content if any |
2375 | | * |
2376 | | * Creation of a new node element within a document. @ns and @content |
2377 | | * are optional (NULL). |
2378 | | * NOTE: @content is supposed to be a piece of XML CDATA, so it allow entities |
2379 | | * references, but XML special chars need to be escaped first by using |
2380 | | * xmlEncodeEntitiesReentrant(). Use xmlNewDocRawNode() if you don't |
2381 | | * need entities support. |
2382 | | * |
2383 | | * Returns a pointer to the new node object. |
2384 | | */ |
2385 | | xmlNodePtr |
2386 | | xmlNewDocNodeEatName(xmlDocPtr doc, xmlNsPtr ns, |
2387 | 1.34M | xmlChar *name, const xmlChar *content) { |
2388 | 1.34M | xmlNodePtr cur; |
2389 | | |
2390 | 1.34M | cur = xmlNewNodeEatName(ns, name); |
2391 | 1.34M | if (cur != NULL) { |
2392 | 1.34M | cur->doc = doc; |
2393 | 1.34M | if (content != NULL) { |
2394 | 0 | cur->children = xmlStringGetNodeList(doc, content); |
2395 | 0 | UPDATE_LAST_CHILD_AND_PARENT(cur) |
2396 | 0 | } |
2397 | 1.34M | } else { |
2398 | | /* if name don't come from the doc dictionary free it here */ |
2399 | 0 | if ((name != NULL) && |
2400 | 0 | ((doc == NULL) || (doc->dict == NULL) || |
2401 | 0 | (!(xmlDictOwns(doc->dict, name))))) |
2402 | 0 | xmlFree(name); |
2403 | 0 | } |
2404 | 1.34M | return(cur); |
2405 | 1.34M | } |
2406 | | |
2407 | | #ifdef LIBXML_TREE_ENABLED |
2408 | | /** |
2409 | | * xmlNewDocRawNode: |
2410 | | * @doc: the document |
2411 | | * @ns: namespace if any |
2412 | | * @name: the node name |
2413 | | * @content: the text content if any |
2414 | | * |
2415 | | * Creation of a new node element within a document. @ns and @content |
2416 | | * are optional (NULL). |
2417 | | * |
2418 | | * Returns a pointer to the new node object. |
2419 | | */ |
2420 | | xmlNodePtr |
2421 | | xmlNewDocRawNode(xmlDocPtr doc, xmlNsPtr ns, |
2422 | 1.81M | const xmlChar *name, const xmlChar *content) { |
2423 | 1.81M | xmlNodePtr cur; |
2424 | | |
2425 | 1.81M | cur = xmlNewDocNode(doc, ns, name, NULL); |
2426 | 1.81M | if (cur != NULL) { |
2427 | 1.81M | cur->doc = doc; |
2428 | 1.81M | if (content != NULL) { |
2429 | 1.81M | cur->children = xmlNewDocText(doc, content); |
2430 | 1.81M | UPDATE_LAST_CHILD_AND_PARENT(cur) |
2431 | 1.81M | } |
2432 | 1.81M | } |
2433 | 1.81M | return(cur); |
2434 | 1.81M | } |
2435 | | |
2436 | | /** |
2437 | | * xmlNewDocFragment: |
2438 | | * @doc: the document owning the fragment |
2439 | | * |
2440 | | * Creation of a new Fragment node. |
2441 | | * Returns a pointer to the new node object. |
2442 | | */ |
2443 | | xmlNodePtr |
2444 | 0 | xmlNewDocFragment(xmlDocPtr doc) { |
2445 | 0 | xmlNodePtr cur; |
2446 | | |
2447 | | /* |
2448 | | * Allocate a new DocumentFragment node and fill the fields. |
2449 | | */ |
2450 | 0 | cur = (xmlNodePtr) xmlMalloc(sizeof(xmlNode)); |
2451 | 0 | if (cur == NULL) { |
2452 | 0 | xmlTreeErrMemory("building fragment"); |
2453 | 0 | return(NULL); |
2454 | 0 | } |
2455 | 0 | memset(cur, 0, sizeof(xmlNode)); |
2456 | 0 | cur->type = XML_DOCUMENT_FRAG_NODE; |
2457 | |
|
2458 | 0 | cur->doc = doc; |
2459 | |
|
2460 | 0 | if ((__xmlRegisterCallbacks) && (xmlRegisterNodeDefaultValue)) |
2461 | 0 | xmlRegisterNodeDefaultValue(cur); |
2462 | 0 | return(cur); |
2463 | 0 | } |
2464 | | #endif /* LIBXML_TREE_ENABLED */ |
2465 | | |
2466 | | /** |
2467 | | * xmlNewText: |
2468 | | * @content: the text content |
2469 | | * |
2470 | | * Creation of a new text node. |
2471 | | * |
2472 | | * Use of this function is DISCOURAGED in favor of xmlNewDocText. |
2473 | | * |
2474 | | * Returns a pointer to the new node object. |
2475 | | */ |
2476 | | xmlNodePtr |
2477 | 1.83M | xmlNewText(const xmlChar *content) { |
2478 | 1.83M | xmlNodePtr cur; |
2479 | | |
2480 | | /* |
2481 | | * Allocate a new node and fill the fields. |
2482 | | */ |
2483 | 1.83M | cur = (xmlNodePtr) xmlMalloc(sizeof(xmlNode)); |
2484 | 1.83M | if (cur == NULL) { |
2485 | 0 | xmlTreeErrMemory("building text"); |
2486 | 0 | return(NULL); |
2487 | 0 | } |
2488 | 1.83M | memset(cur, 0, sizeof(xmlNode)); |
2489 | 1.83M | cur->type = XML_TEXT_NODE; |
2490 | | |
2491 | 1.83M | cur->name = xmlStringText; |
2492 | 1.83M | if (content != NULL) { |
2493 | 1.81M | cur->content = xmlStrdup(content); |
2494 | 1.81M | } |
2495 | | |
2496 | 1.83M | if ((__xmlRegisterCallbacks) && (xmlRegisterNodeDefaultValue)) |
2497 | 0 | xmlRegisterNodeDefaultValue(cur); |
2498 | 1.83M | return(cur); |
2499 | 1.83M | } |
2500 | | |
2501 | | #ifdef LIBXML_TREE_ENABLED |
2502 | | /** |
2503 | | * xmlNewTextChild: |
2504 | | * @parent: the parent node |
2505 | | * @ns: a namespace if any |
2506 | | * @name: the name of the child |
2507 | | * @content: the text content of the child if any. |
2508 | | * |
2509 | | * Creation of a new child element, added at the end of @parent children list. |
2510 | | * @ns and @content parameters are optional (NULL). If @ns is NULL, the newly |
2511 | | * created element inherits the namespace of @parent. If @content is non NULL, |
2512 | | * a child TEXT node will be created containing the string @content. |
2513 | | * NOTE: Use xmlNewChild() if @content will contain entities that need to be |
2514 | | * preserved. Use this function, xmlNewTextChild(), if you need to ensure that |
2515 | | * reserved XML chars that might appear in @content, such as the ampersand, |
2516 | | * greater-than or less-than signs, are automatically replaced by their XML |
2517 | | * escaped entity representations. |
2518 | | * |
2519 | | * Returns a pointer to the new node object. |
2520 | | */ |
2521 | | xmlNodePtr |
2522 | | xmlNewTextChild(xmlNodePtr parent, xmlNsPtr ns, |
2523 | 1.94k | const xmlChar *name, const xmlChar *content) { |
2524 | 1.94k | xmlNodePtr cur, prev; |
2525 | | |
2526 | 1.94k | if (parent == NULL) { |
2527 | | #ifdef DEBUG_TREE |
2528 | | xmlGenericError(xmlGenericErrorContext, |
2529 | | "xmlNewTextChild : parent == NULL\n"); |
2530 | | #endif |
2531 | 0 | return(NULL); |
2532 | 0 | } |
2533 | | |
2534 | 1.94k | if (name == NULL) { |
2535 | | #ifdef DEBUG_TREE |
2536 | | xmlGenericError(xmlGenericErrorContext, |
2537 | | "xmlNewTextChild : name == NULL\n"); |
2538 | | #endif |
2539 | 0 | return(NULL); |
2540 | 0 | } |
2541 | | |
2542 | | /* |
2543 | | * Allocate a new node |
2544 | | */ |
2545 | 1.94k | if (parent->type == XML_ELEMENT_NODE) { |
2546 | 0 | if (ns == NULL) |
2547 | 0 | cur = xmlNewDocRawNode(parent->doc, parent->ns, name, content); |
2548 | 0 | else |
2549 | 0 | cur = xmlNewDocRawNode(parent->doc, ns, name, content); |
2550 | 1.94k | } else if ((parent->type == XML_DOCUMENT_NODE) || |
2551 | 1.94k | (parent->type == XML_HTML_DOCUMENT_NODE)) { |
2552 | 1.94k | if (ns == NULL) |
2553 | 1.94k | cur = xmlNewDocRawNode((xmlDocPtr) parent, NULL, name, content); |
2554 | 0 | else |
2555 | 0 | cur = xmlNewDocRawNode((xmlDocPtr) parent, ns, name, content); |
2556 | 1.94k | } else if (parent->type == XML_DOCUMENT_FRAG_NODE) { |
2557 | 0 | cur = xmlNewDocRawNode( parent->doc, ns, name, content); |
2558 | 0 | } else { |
2559 | 0 | return(NULL); |
2560 | 0 | } |
2561 | 1.94k | if (cur == NULL) return(NULL); |
2562 | | |
2563 | | /* |
2564 | | * add the new element at the end of the children list. |
2565 | | */ |
2566 | 1.94k | cur->type = XML_ELEMENT_NODE; |
2567 | 1.94k | cur->parent = parent; |
2568 | 1.94k | cur->doc = parent->doc; |
2569 | 1.94k | if (parent->children == NULL) { |
2570 | 104 | parent->children = cur; |
2571 | 104 | parent->last = cur; |
2572 | 1.83k | } else { |
2573 | 1.83k | prev = parent->last; |
2574 | 1.83k | prev->next = cur; |
2575 | 1.83k | cur->prev = prev; |
2576 | 1.83k | parent->last = cur; |
2577 | 1.83k | } |
2578 | | |
2579 | 1.94k | return(cur); |
2580 | 1.94k | } |
2581 | | #endif /* LIBXML_TREE_ENABLED */ |
2582 | | |
2583 | | /** |
2584 | | * xmlNewCharRef: |
2585 | | * @doc: the document |
2586 | | * @name: the char ref string, starting with # or "&# ... ;" |
2587 | | * |
2588 | | * Creation of a new character reference node. |
2589 | | * Returns a pointer to the new node object. |
2590 | | */ |
2591 | | xmlNodePtr |
2592 | 633 | xmlNewCharRef(xmlDocPtr doc, const xmlChar *name) { |
2593 | 633 | xmlNodePtr cur; |
2594 | | |
2595 | 633 | if (name == NULL) |
2596 | 0 | return(NULL); |
2597 | | |
2598 | | /* |
2599 | | * Allocate a new node and fill the fields. |
2600 | | */ |
2601 | 633 | cur = (xmlNodePtr) xmlMalloc(sizeof(xmlNode)); |
2602 | 633 | if (cur == NULL) { |
2603 | 0 | xmlTreeErrMemory("building character reference"); |
2604 | 0 | return(NULL); |
2605 | 0 | } |
2606 | 633 | memset(cur, 0, sizeof(xmlNode)); |
2607 | 633 | cur->type = XML_ENTITY_REF_NODE; |
2608 | | |
2609 | 633 | cur->doc = doc; |
2610 | 633 | if (name[0] == '&') { |
2611 | 0 | int len; |
2612 | 0 | name++; |
2613 | 0 | len = xmlStrlen(name); |
2614 | 0 | if (name[len - 1] == ';') |
2615 | 0 | cur->name = xmlStrndup(name, len - 1); |
2616 | 0 | else |
2617 | 0 | cur->name = xmlStrndup(name, len); |
2618 | 0 | } else |
2619 | 633 | cur->name = xmlStrdup(name); |
2620 | | |
2621 | 633 | if ((__xmlRegisterCallbacks) && (xmlRegisterNodeDefaultValue)) |
2622 | 0 | xmlRegisterNodeDefaultValue(cur); |
2623 | 633 | return(cur); |
2624 | 633 | } |
2625 | | |
2626 | | /** |
2627 | | * xmlNewReference: |
2628 | | * @doc: the document |
2629 | | * @name: the reference name, or the reference string with & and ; |
2630 | | * |
2631 | | * Creation of a new reference node. |
2632 | | * Returns a pointer to the new node object. |
2633 | | */ |
2634 | | xmlNodePtr |
2635 | 16.5k | xmlNewReference(const xmlDoc *doc, const xmlChar *name) { |
2636 | 16.5k | xmlNodePtr cur; |
2637 | 16.5k | xmlEntityPtr ent; |
2638 | | |
2639 | 16.5k | if (name == NULL) |
2640 | 0 | return(NULL); |
2641 | | |
2642 | | /* |
2643 | | * Allocate a new node and fill the fields. |
2644 | | */ |
2645 | 16.5k | cur = (xmlNodePtr) xmlMalloc(sizeof(xmlNode)); |
2646 | 16.5k | if (cur == NULL) { |
2647 | 0 | xmlTreeErrMemory("building reference"); |
2648 | 0 | return(NULL); |
2649 | 0 | } |
2650 | 16.5k | memset(cur, 0, sizeof(xmlNode)); |
2651 | 16.5k | cur->type = XML_ENTITY_REF_NODE; |
2652 | | |
2653 | 16.5k | cur->doc = (xmlDoc *)doc; |
2654 | 16.5k | if (name[0] == '&') { |
2655 | 1.30k | int len; |
2656 | 1.30k | name++; |
2657 | 1.30k | len = xmlStrlen(name); |
2658 | 1.30k | if (name[len - 1] == ';') |
2659 | 0 | cur->name = xmlStrndup(name, len - 1); |
2660 | 1.30k | else |
2661 | 1.30k | cur->name = xmlStrndup(name, len); |
2662 | 1.30k | } else |
2663 | 15.2k | cur->name = xmlStrdup(name); |
2664 | | |
2665 | 16.5k | ent = xmlGetDocEntity(doc, cur->name); |
2666 | 16.5k | if (ent != NULL) { |
2667 | 7.76k | cur->content = ent->content; |
2668 | | /* |
2669 | | * The parent pointer in entity is a DTD pointer and thus is NOT |
2670 | | * updated. Not sure if this is 100% correct. |
2671 | | * -George |
2672 | | */ |
2673 | 7.76k | cur->children = (xmlNodePtr) ent; |
2674 | 7.76k | cur->last = (xmlNodePtr) ent; |
2675 | 7.76k | } |
2676 | | |
2677 | 16.5k | if ((__xmlRegisterCallbacks) && (xmlRegisterNodeDefaultValue)) |
2678 | 0 | xmlRegisterNodeDefaultValue(cur); |
2679 | 16.5k | return(cur); |
2680 | 16.5k | } |
2681 | | |
2682 | | /** |
2683 | | * xmlNewDocText: |
2684 | | * @doc: the document |
2685 | | * @content: the text content |
2686 | | * |
2687 | | * Creation of a new text node within a document. |
2688 | | * Returns a pointer to the new node object. |
2689 | | */ |
2690 | | xmlNodePtr |
2691 | 1.83M | xmlNewDocText(const xmlDoc *doc, const xmlChar *content) { |
2692 | 1.83M | xmlNodePtr cur; |
2693 | | |
2694 | 1.83M | cur = xmlNewText(content); |
2695 | 1.83M | if (cur != NULL) cur->doc = (xmlDoc *)doc; |
2696 | 1.83M | return(cur); |
2697 | 1.83M | } |
2698 | | |
2699 | | /** |
2700 | | * xmlNewTextLen: |
2701 | | * @content: the text content |
2702 | | * @len: the text len. |
2703 | | * |
2704 | | * Use of this function is DISCOURAGED in favor of xmlNewDocTextLen. |
2705 | | * |
2706 | | * Creation of a new text node with an extra parameter for the content's length |
2707 | | * Returns a pointer to the new node object. |
2708 | | */ |
2709 | | xmlNodePtr |
2710 | 254 | xmlNewTextLen(const xmlChar *content, int len) { |
2711 | 254 | xmlNodePtr cur; |
2712 | | |
2713 | | /* |
2714 | | * Allocate a new node and fill the fields. |
2715 | | */ |
2716 | 254 | cur = (xmlNodePtr) xmlMalloc(sizeof(xmlNode)); |
2717 | 254 | if (cur == NULL) { |
2718 | 0 | xmlTreeErrMemory("building text"); |
2719 | 0 | return(NULL); |
2720 | 0 | } |
2721 | 254 | memset(cur, 0, sizeof(xmlNode)); |
2722 | 254 | cur->type = XML_TEXT_NODE; |
2723 | | |
2724 | 254 | cur->name = xmlStringText; |
2725 | 254 | if (content != NULL) { |
2726 | 254 | cur->content = xmlStrndup(content, len); |
2727 | 254 | } |
2728 | | |
2729 | 254 | if ((__xmlRegisterCallbacks) && (xmlRegisterNodeDefaultValue)) |
2730 | 0 | xmlRegisterNodeDefaultValue(cur); |
2731 | 254 | return(cur); |
2732 | 254 | } |
2733 | | |
2734 | | /** |
2735 | | * xmlNewDocTextLen: |
2736 | | * @doc: the document |
2737 | | * @content: the text content |
2738 | | * @len: the text len. |
2739 | | * |
2740 | | * Creation of a new text node with an extra content length parameter. The |
2741 | | * text node pertain to a given document. |
2742 | | * Returns a pointer to the new node object. |
2743 | | */ |
2744 | | xmlNodePtr |
2745 | 0 | xmlNewDocTextLen(xmlDocPtr doc, const xmlChar *content, int len) { |
2746 | 0 | xmlNodePtr cur; |
2747 | |
|
2748 | 0 | cur = xmlNewTextLen(content, len); |
2749 | 0 | if (cur != NULL) cur->doc = doc; |
2750 | 0 | return(cur); |
2751 | 0 | } |
2752 | | |
2753 | | /** |
2754 | | * xmlNewComment: |
2755 | | * @content: the comment content |
2756 | | * |
2757 | | * Use of this function is DISCOURAGED in favor of xmlNewDocComment. |
2758 | | * |
2759 | | * Creation of a new node containing a comment. |
2760 | | * Returns a pointer to the new node object. |
2761 | | */ |
2762 | | xmlNodePtr |
2763 | 811 | xmlNewComment(const xmlChar *content) { |
2764 | 811 | xmlNodePtr cur; |
2765 | | |
2766 | | /* |
2767 | | * Allocate a new node and fill the fields. |
2768 | | */ |
2769 | 811 | cur = (xmlNodePtr) xmlMalloc(sizeof(xmlNode)); |
2770 | 811 | if (cur == NULL) { |
2771 | 0 | xmlTreeErrMemory("building comment"); |
2772 | 0 | return(NULL); |
2773 | 0 | } |
2774 | 811 | memset(cur, 0, sizeof(xmlNode)); |
2775 | 811 | cur->type = XML_COMMENT_NODE; |
2776 | | |
2777 | 811 | cur->name = xmlStringComment; |
2778 | 811 | if (content != NULL) { |
2779 | 811 | cur->content = xmlStrdup(content); |
2780 | 811 | } |
2781 | | |
2782 | 811 | if ((__xmlRegisterCallbacks) && (xmlRegisterNodeDefaultValue)) |
2783 | 0 | xmlRegisterNodeDefaultValue(cur); |
2784 | 811 | return(cur); |
2785 | 811 | } |
2786 | | |
2787 | | /** |
2788 | | * xmlNewCDataBlock: |
2789 | | * @doc: the document |
2790 | | * @content: the CDATA block content content |
2791 | | * @len: the length of the block |
2792 | | * |
2793 | | * Creation of a new node containing a CDATA block. |
2794 | | * Returns a pointer to the new node object. |
2795 | | */ |
2796 | | xmlNodePtr |
2797 | 666 | xmlNewCDataBlock(xmlDocPtr doc, const xmlChar *content, int len) { |
2798 | 666 | xmlNodePtr cur; |
2799 | | |
2800 | | /* |
2801 | | * Allocate a new node and fill the fields. |
2802 | | */ |
2803 | 666 | cur = (xmlNodePtr) xmlMalloc(sizeof(xmlNode)); |
2804 | 666 | if (cur == NULL) { |
2805 | 0 | xmlTreeErrMemory("building CDATA"); |
2806 | 0 | return(NULL); |
2807 | 0 | } |
2808 | 666 | memset(cur, 0, sizeof(xmlNode)); |
2809 | 666 | cur->type = XML_CDATA_SECTION_NODE; |
2810 | 666 | cur->doc = doc; |
2811 | | |
2812 | 666 | if (content != NULL) { |
2813 | 666 | cur->content = xmlStrndup(content, len); |
2814 | 666 | } |
2815 | | |
2816 | 666 | if ((__xmlRegisterCallbacks) && (xmlRegisterNodeDefaultValue)) |
2817 | 0 | xmlRegisterNodeDefaultValue(cur); |
2818 | 666 | return(cur); |
2819 | 666 | } |
2820 | | |
2821 | | /** |
2822 | | * xmlNewDocComment: |
2823 | | * @doc: the document |
2824 | | * @content: the comment content |
2825 | | * |
2826 | | * Creation of a new node containing a comment within a document. |
2827 | | * Returns a pointer to the new node object. |
2828 | | */ |
2829 | | xmlNodePtr |
2830 | 811 | xmlNewDocComment(xmlDocPtr doc, const xmlChar *content) { |
2831 | 811 | xmlNodePtr cur; |
2832 | | |
2833 | 811 | cur = xmlNewComment(content); |
2834 | 811 | if (cur != NULL) cur->doc = doc; |
2835 | 811 | return(cur); |
2836 | 811 | } |
2837 | | |
2838 | 508 | static const xmlChar *_copyStringForNewDictIfNeeded(xmlDictPtr oldDict, xmlDictPtr newDict, const xmlChar *oldValue) { |
2839 | 508 | const xmlChar *newValue = oldValue; |
2840 | 508 | if (oldValue) { |
2841 | 508 | int oldDictOwnsOldValue = oldDict && (xmlDictOwns(oldDict, oldValue) == 1); |
2842 | 508 | if (oldDictOwnsOldValue) { |
2843 | 0 | if (newDict) |
2844 | 0 | newValue = xmlDictLookup(newDict, oldValue, -1); |
2845 | 0 | else |
2846 | 0 | newValue = xmlStrdup(oldValue); |
2847 | 0 | } |
2848 | 508 | } |
2849 | 508 | return newValue; |
2850 | 508 | } |
2851 | | |
2852 | | /** |
2853 | | * xmlSetTreeDoc: |
2854 | | * @tree: the top element |
2855 | | * @doc: the document |
2856 | | * |
2857 | | * update all nodes under the tree to point to the right document |
2858 | | */ |
2859 | | void |
2860 | 254 | xmlSetTreeDoc(xmlNodePtr tree, xmlDocPtr doc) { |
2861 | 254 | xmlAttrPtr prop; |
2862 | | |
2863 | 254 | if ((tree == NULL) || (tree->type == XML_NAMESPACE_DECL)) |
2864 | 0 | return; |
2865 | 254 | if (tree->doc != doc) { |
2866 | 254 | xmlDictPtr oldTreeDict = tree->doc ? tree->doc->dict : NULL; |
2867 | 254 | xmlDictPtr newDict = doc ? doc->dict : NULL; |
2868 | | |
2869 | 254 | if(tree->type == XML_ELEMENT_NODE) { |
2870 | 0 | prop = tree->properties; |
2871 | 0 | while (prop != NULL) { |
2872 | 0 | if (prop->atype == XML_ATTRIBUTE_ID) { |
2873 | 0 | xmlRemoveID(tree->doc, prop); |
2874 | 0 | } |
2875 | |
|
2876 | 0 | if (prop->doc != doc) { |
2877 | 0 | xmlDictPtr oldPropDict = prop->doc ? prop->doc->dict : NULL; |
2878 | 0 | prop->name = _copyStringForNewDictIfNeeded(oldPropDict, newDict, prop->name); |
2879 | 0 | prop->doc = doc; |
2880 | 0 | } |
2881 | 0 | xmlSetListDoc(prop->children, doc); |
2882 | | |
2883 | | /* |
2884 | | * TODO: ID attributes should be also added to the new |
2885 | | * document, but this breaks things like xmlReplaceNode. |
2886 | | * The underlying problem is that xmlRemoveID is only called |
2887 | | * if a node is destroyed, not if it's unlinked. |
2888 | | */ |
2889 | | #if 0 |
2890 | | if (xmlIsID(doc, tree, prop)) { |
2891 | | xmlChar *idVal = xmlNodeListGetString(doc, prop->children, |
2892 | | 1); |
2893 | | xmlAddID(NULL, doc, idVal, prop); |
2894 | | } |
2895 | | #endif |
2896 | |
|
2897 | 0 | prop = prop->next; |
2898 | 0 | } |
2899 | 0 | } |
2900 | 254 | if (tree->type == XML_ENTITY_REF_NODE) { |
2901 | | /* |
2902 | | * Clear 'children' which points to the entity declaration |
2903 | | * from the original document. |
2904 | | */ |
2905 | 0 | tree->children = NULL; |
2906 | 254 | } else if (tree->children != NULL) { |
2907 | 0 | xmlSetListDoc(tree->children, doc); |
2908 | 0 | } |
2909 | | |
2910 | 254 | tree->name = _copyStringForNewDictIfNeeded(oldTreeDict, newDict, tree->name); |
2911 | 254 | tree->content = (xmlChar *)_copyStringForNewDictIfNeeded(oldTreeDict, NULL, tree->content); |
2912 | | /* FIXME: tree->ns should be updated as in xmlStaticCopyNode(). */ |
2913 | 254 | tree->doc = doc; |
2914 | 254 | } |
2915 | 254 | } |
2916 | | |
2917 | | /** |
2918 | | * xmlSetListDoc: |
2919 | | * @list: the first element |
2920 | | * @doc: the document |
2921 | | * |
2922 | | * update all nodes in the list to point to the right document |
2923 | | */ |
2924 | | void |
2925 | 0 | xmlSetListDoc(xmlNodePtr list, xmlDocPtr doc) { |
2926 | 0 | xmlNodePtr cur; |
2927 | |
|
2928 | 0 | if ((list == NULL) || (list->type == XML_NAMESPACE_DECL)) |
2929 | 0 | return; |
2930 | 0 | cur = list; |
2931 | 0 | while (cur != NULL) { |
2932 | 0 | if (cur->doc != doc) |
2933 | 0 | xmlSetTreeDoc(cur, doc); |
2934 | 0 | cur = cur->next; |
2935 | 0 | } |
2936 | 0 | } |
2937 | | |
2938 | | #if defined(LIBXML_TREE_ENABLED) || defined(LIBXML_SCHEMAS_ENABLED) |
2939 | | /** |
2940 | | * xmlNewChild: |
2941 | | * @parent: the parent node |
2942 | | * @ns: a namespace if any |
2943 | | * @name: the name of the child |
2944 | | * @content: the XML content of the child if any. |
2945 | | * |
2946 | | * Creation of a new child element, added at the end of @parent children list. |
2947 | | * @ns and @content parameters are optional (NULL). If @ns is NULL, the newly |
2948 | | * created element inherits the namespace of @parent. If @content is non NULL, |
2949 | | * a child list containing the TEXTs and ENTITY_REFs node will be created. |
2950 | | * NOTE: @content is supposed to be a piece of XML CDATA, so it allows entity |
2951 | | * references. XML special chars must be escaped first by using |
2952 | | * xmlEncodeEntitiesReentrant(), or xmlNewTextChild() should be used. |
2953 | | * |
2954 | | * Returns a pointer to the new node object. |
2955 | | */ |
2956 | | xmlNodePtr |
2957 | | xmlNewChild(xmlNodePtr parent, xmlNsPtr ns, |
2958 | 0 | const xmlChar *name, const xmlChar *content) { |
2959 | 0 | xmlNodePtr cur, prev; |
2960 | |
|
2961 | 0 | if (parent == NULL) { |
2962 | | #ifdef DEBUG_TREE |
2963 | | xmlGenericError(xmlGenericErrorContext, |
2964 | | "xmlNewChild : parent == NULL\n"); |
2965 | | #endif |
2966 | 0 | return(NULL); |
2967 | 0 | } |
2968 | | |
2969 | 0 | if (name == NULL) { |
2970 | | #ifdef DEBUG_TREE |
2971 | | xmlGenericError(xmlGenericErrorContext, |
2972 | | "xmlNewChild : name == NULL\n"); |
2973 | | #endif |
2974 | 0 | return(NULL); |
2975 | 0 | } |
2976 | | |
2977 | | /* |
2978 | | * Allocate a new node |
2979 | | */ |
2980 | 0 | if (parent->type == XML_ELEMENT_NODE) { |
2981 | 0 | if (ns == NULL) |
2982 | 0 | cur = xmlNewDocNode(parent->doc, parent->ns, name, content); |
2983 | 0 | else |
2984 | 0 | cur = xmlNewDocNode(parent->doc, ns, name, content); |
2985 | 0 | } else if ((parent->type == XML_DOCUMENT_NODE) || |
2986 | 0 | (parent->type == XML_HTML_DOCUMENT_NODE)) { |
2987 | 0 | if (ns == NULL) |
2988 | 0 | cur = xmlNewDocNode((xmlDocPtr) parent, NULL, name, content); |
2989 | 0 | else |
2990 | 0 | cur = xmlNewDocNode((xmlDocPtr) parent, ns, name, content); |
2991 | 0 | } else if (parent->type == XML_DOCUMENT_FRAG_NODE) { |
2992 | 0 | cur = xmlNewDocNode( parent->doc, ns, name, content); |
2993 | 0 | } else { |
2994 | 0 | return(NULL); |
2995 | 0 | } |
2996 | 0 | if (cur == NULL) return(NULL); |
2997 | | |
2998 | | /* |
2999 | | * add the new element at the end of the children list. |
3000 | | */ |
3001 | 0 | cur->type = XML_ELEMENT_NODE; |
3002 | 0 | cur->parent = parent; |
3003 | 0 | cur->doc = parent->doc; |
3004 | 0 | if (parent->children == NULL) { |
3005 | 0 | parent->children = cur; |
3006 | 0 | parent->last = cur; |
3007 | 0 | } else { |
3008 | 0 | prev = parent->last; |
3009 | 0 | prev->next = cur; |
3010 | 0 | cur->prev = prev; |
3011 | 0 | parent->last = cur; |
3012 | 0 | } |
3013 | |
|
3014 | 0 | return(cur); |
3015 | 0 | } |
3016 | | #endif /* LIBXML_TREE_ENABLED */ |
3017 | | |
3018 | | /** |
3019 | | * xmlAddPropSibling: |
3020 | | * @prev: the attribute to which @prop is added after |
3021 | | * @cur: the base attribute passed to calling function |
3022 | | * @prop: the new attribute |
3023 | | * |
3024 | | * Add a new attribute after @prev using @cur as base attribute. |
3025 | | * When inserting before @cur, @prev is passed as @cur->prev. |
3026 | | * When inserting after @cur, @prev is passed as @cur. |
3027 | | * If an existing attribute is found it is destroyed prior to adding @prop. |
3028 | | * |
3029 | | * See the note regarding namespaces in xmlAddChild. |
3030 | | * |
3031 | | * Returns the attribute being inserted or NULL in case of error. |
3032 | | */ |
3033 | | static xmlNodePtr |
3034 | 0 | xmlAddPropSibling(xmlNodePtr prev, xmlNodePtr cur, xmlNodePtr prop) { |
3035 | 0 | xmlAttrPtr attr; |
3036 | |
|
3037 | 0 | if ((cur == NULL) || (cur->type != XML_ATTRIBUTE_NODE) || |
3038 | 0 | (prop == NULL) || (prop->type != XML_ATTRIBUTE_NODE) || |
3039 | 0 | ((prev != NULL) && (prev->type != XML_ATTRIBUTE_NODE))) |
3040 | 0 | return(NULL); |
3041 | | |
3042 | | /* check if an attribute with the same name exists */ |
3043 | 0 | if (prop->ns == NULL) |
3044 | 0 | attr = xmlHasNsProp(cur->parent, prop->name, NULL); |
3045 | 0 | else |
3046 | 0 | attr = xmlHasNsProp(cur->parent, prop->name, prop->ns->href); |
3047 | |
|
3048 | 0 | if (prop->doc != cur->doc) { |
3049 | 0 | xmlSetTreeDoc(prop, cur->doc); |
3050 | 0 | } |
3051 | 0 | prop->parent = cur->parent; |
3052 | 0 | prop->prev = prev; |
3053 | 0 | if (prev != NULL) { |
3054 | 0 | prop->next = prev->next; |
3055 | 0 | prev->next = prop; |
3056 | 0 | if (prop->next) |
3057 | 0 | prop->next->prev = prop; |
3058 | 0 | } else { |
3059 | 0 | prop->next = cur; |
3060 | 0 | cur->prev = prop; |
3061 | 0 | } |
3062 | 0 | if (prop->prev == NULL && prop->parent != NULL) |
3063 | 0 | prop->parent->properties = (xmlAttrPtr) prop; |
3064 | 0 | if ((attr != NULL) && (attr->type != XML_ATTRIBUTE_DECL)) { |
3065 | | /* different instance, destroy it (attributes must be unique) */ |
3066 | 0 | xmlRemoveProp((xmlAttrPtr) attr); |
3067 | 0 | } |
3068 | 0 | return prop; |
3069 | 0 | } |
3070 | | |
3071 | | /** |
3072 | | * xmlAddNextSibling: |
3073 | | * @cur: the child node |
3074 | | * @elem: the new node |
3075 | | * |
3076 | | * Add a new node @elem as the next sibling of @cur |
3077 | | * If the new node was already inserted in a document it is |
3078 | | * first unlinked from its existing context. |
3079 | | * As a result of text merging @elem may be freed. |
3080 | | * If the new node is ATTRIBUTE, it is added into properties instead of children. |
3081 | | * If there is an attribute with equal name, it is first destroyed. |
3082 | | * |
3083 | | * See the note regarding namespaces in xmlAddChild. |
3084 | | * |
3085 | | * Returns the new node or NULL in case of error. |
3086 | | */ |
3087 | | xmlNodePtr |
3088 | 32.0k | xmlAddNextSibling(xmlNodePtr cur, xmlNodePtr elem) { |
3089 | 32.0k | if ((cur == NULL) || (cur->type == XML_NAMESPACE_DECL)) { |
3090 | | #ifdef DEBUG_TREE |
3091 | | xmlGenericError(xmlGenericErrorContext, |
3092 | | "xmlAddNextSibling : cur == NULL\n"); |
3093 | | #endif |
3094 | 0 | return(NULL); |
3095 | 0 | } |
3096 | 32.0k | if ((elem == NULL) || (elem->type == XML_NAMESPACE_DECL)) { |
3097 | | #ifdef DEBUG_TREE |
3098 | | xmlGenericError(xmlGenericErrorContext, |
3099 | | "xmlAddNextSibling : elem == NULL\n"); |
3100 | | #endif |
3101 | 0 | return(NULL); |
3102 | 0 | } |
3103 | | |
3104 | 32.0k | if (cur == elem) { |
3105 | | #ifdef DEBUG_TREE |
3106 | | xmlGenericError(xmlGenericErrorContext, |
3107 | | "xmlAddNextSibling : cur == elem\n"); |
3108 | | #endif |
3109 | 0 | return(NULL); |
3110 | 0 | } |
3111 | | |
3112 | 32.0k | xmlUnlinkNode(elem); |
3113 | | |
3114 | 32.0k | if (elem->type == XML_TEXT_NODE) { |
3115 | 15.4k | if (cur->type == XML_TEXT_NODE) { |
3116 | 0 | xmlNodeAddContent(cur, elem->content); |
3117 | 0 | xmlFreeNode(elem); |
3118 | 0 | return(cur); |
3119 | 0 | } |
3120 | 15.4k | if ((cur->next != NULL) && (cur->next->type == XML_TEXT_NODE) && |
3121 | 15.4k | (cur->name == cur->next->name)) { |
3122 | 0 | xmlChar *tmp; |
3123 | |
|
3124 | 0 | tmp = xmlStrdup(elem->content); |
3125 | 0 | tmp = xmlStrcat(tmp, cur->next->content); |
3126 | 0 | xmlNodeSetContent(cur->next, tmp); |
3127 | 0 | xmlFree(tmp); |
3128 | 0 | xmlFreeNode(elem); |
3129 | 0 | return(cur->next); |
3130 | 0 | } |
3131 | 16.5k | } else if (elem->type == XML_ATTRIBUTE_NODE) { |
3132 | 0 | return xmlAddPropSibling(cur, cur, elem); |
3133 | 0 | } |
3134 | | |
3135 | 32.0k | if (elem->doc != cur->doc) { |
3136 | 0 | xmlSetTreeDoc(elem, cur->doc); |
3137 | 0 | } |
3138 | 32.0k | elem->parent = cur->parent; |
3139 | 32.0k | elem->prev = cur; |
3140 | 32.0k | elem->next = cur->next; |
3141 | 32.0k | cur->next = elem; |
3142 | 32.0k | if (elem->next != NULL) |
3143 | 0 | elem->next->prev = elem; |
3144 | 32.0k | if ((elem->parent != NULL) && (elem->parent->last == cur)) |
3145 | 0 | elem->parent->last = elem; |
3146 | 32.0k | return(elem); |
3147 | 32.0k | } |
3148 | | |
3149 | | #if defined(LIBXML_TREE_ENABLED) || defined(LIBXML_HTML_ENABLED) || \ |
3150 | | defined(LIBXML_SCHEMAS_ENABLED) || defined(LIBXML_XINCLUDE_ENABLED) |
3151 | | /** |
3152 | | * xmlAddPrevSibling: |
3153 | | * @cur: the child node |
3154 | | * @elem: the new node |
3155 | | * |
3156 | | * Add a new node @elem as the previous sibling of @cur |
3157 | | * merging adjacent TEXT nodes (@elem may be freed) |
3158 | | * If the new node was already inserted in a document it is |
3159 | | * first unlinked from its existing context. |
3160 | | * If the new node is ATTRIBUTE, it is added into properties instead of children. |
3161 | | * If there is an attribute with equal name, it is first destroyed. |
3162 | | * |
3163 | | * See the note regarding namespaces in xmlAddChild. |
3164 | | * |
3165 | | * Returns the new node or NULL in case of error. |
3166 | | */ |
3167 | | xmlNodePtr |
3168 | 0 | xmlAddPrevSibling(xmlNodePtr cur, xmlNodePtr elem) { |
3169 | 0 | if ((cur == NULL) || (cur->type == XML_NAMESPACE_DECL)) { |
3170 | | #ifdef DEBUG_TREE |
3171 | | xmlGenericError(xmlGenericErrorContext, |
3172 | | "xmlAddPrevSibling : cur == NULL\n"); |
3173 | | #endif |
3174 | 0 | return(NULL); |
3175 | 0 | } |
3176 | 0 | if ((elem == NULL) || (elem->type == XML_NAMESPACE_DECL)) { |
3177 | | #ifdef DEBUG_TREE |
3178 | | xmlGenericError(xmlGenericErrorContext, |
3179 | | "xmlAddPrevSibling : elem == NULL\n"); |
3180 | | #endif |
3181 | 0 | return(NULL); |
3182 | 0 | } |
3183 | | |
3184 | 0 | if (cur == elem) { |
3185 | | #ifdef DEBUG_TREE |
3186 | | xmlGenericError(xmlGenericErrorContext, |
3187 | | "xmlAddPrevSibling : cur == elem\n"); |
3188 | | #endif |
3189 | 0 | return(NULL); |
3190 | 0 | } |
3191 | | |
3192 | 0 | xmlUnlinkNode(elem); |
3193 | |
|
3194 | 0 | if (elem->type == XML_TEXT_NODE) { |
3195 | 0 | if (cur->type == XML_TEXT_NODE) { |
3196 | 0 | xmlChar *tmp; |
3197 | |
|
3198 | 0 | tmp = xmlStrdup(elem->content); |
3199 | 0 | tmp = xmlStrcat(tmp, cur->content); |
3200 | 0 | xmlNodeSetContent(cur, tmp); |
3201 | 0 | xmlFree(tmp); |
3202 | 0 | xmlFreeNode(elem); |
3203 | 0 | return(cur); |
3204 | 0 | } |
3205 | 0 | if ((cur->prev != NULL) && (cur->prev->type == XML_TEXT_NODE) && |
3206 | 0 | (cur->name == cur->prev->name)) { |
3207 | 0 | xmlNodeAddContent(cur->prev, elem->content); |
3208 | 0 | xmlFreeNode(elem); |
3209 | 0 | return(cur->prev); |
3210 | 0 | } |
3211 | 0 | } else if (elem->type == XML_ATTRIBUTE_NODE) { |
3212 | 0 | return xmlAddPropSibling(cur->prev, cur, elem); |
3213 | 0 | } |
3214 | | |
3215 | 0 | if (elem->doc != cur->doc) { |
3216 | 0 | xmlSetTreeDoc(elem, cur->doc); |
3217 | 0 | } |
3218 | 0 | elem->parent = cur->parent; |
3219 | 0 | elem->next = cur; |
3220 | 0 | elem->prev = cur->prev; |
3221 | 0 | cur->prev = elem; |
3222 | 0 | if (elem->prev != NULL) |
3223 | 0 | elem->prev->next = elem; |
3224 | 0 | if ((elem->parent != NULL) && (elem->parent->children == cur)) { |
3225 | 0 | elem->parent->children = elem; |
3226 | 0 | } |
3227 | 0 | return(elem); |
3228 | 0 | } |
3229 | | #endif /* LIBXML_TREE_ENABLED */ |
3230 | | |
3231 | | /** |
3232 | | * xmlAddSibling: |
3233 | | * @cur: the child node |
3234 | | * @elem: the new node |
3235 | | * |
3236 | | * Add a new element @elem to the list of siblings of @cur |
3237 | | * merging adjacent TEXT nodes (@elem may be freed) |
3238 | | * If the new element was already inserted in a document it is |
3239 | | * first unlinked from its existing context. |
3240 | | * |
3241 | | * See the note regarding namespaces in xmlAddChild. |
3242 | | * |
3243 | | * Returns the new element or NULL in case of error. |
3244 | | */ |
3245 | | xmlNodePtr |
3246 | 0 | xmlAddSibling(xmlNodePtr cur, xmlNodePtr elem) { |
3247 | 0 | xmlNodePtr parent; |
3248 | |
|
3249 | 0 | if ((cur == NULL) || (cur->type == XML_NAMESPACE_DECL)) { |
3250 | | #ifdef DEBUG_TREE |
3251 | | xmlGenericError(xmlGenericErrorContext, |
3252 | | "xmlAddSibling : cur == NULL\n"); |
3253 | | #endif |
3254 | 0 | return(NULL); |
3255 | 0 | } |
3256 | | |
3257 | 0 | if ((elem == NULL) || (elem->type == XML_NAMESPACE_DECL)) { |
3258 | | #ifdef DEBUG_TREE |
3259 | | xmlGenericError(xmlGenericErrorContext, |
3260 | | "xmlAddSibling : elem == NULL\n"); |
3261 | | #endif |
3262 | 0 | return(NULL); |
3263 | 0 | } |
3264 | | |
3265 | 0 | if (cur == elem) { |
3266 | | #ifdef DEBUG_TREE |
3267 | | xmlGenericError(xmlGenericErrorContext, |
3268 | | "xmlAddSibling : cur == elem\n"); |
3269 | | #endif |
3270 | 0 | return(NULL); |
3271 | 0 | } |
3272 | | |
3273 | | /* |
3274 | | * Constant time is we can rely on the ->parent->last to find |
3275 | | * the last sibling. |
3276 | | */ |
3277 | 0 | if ((cur->type != XML_ATTRIBUTE_NODE) && (cur->parent != NULL) && |
3278 | 0 | (cur->parent->children != NULL) && |
3279 | 0 | (cur->parent->last != NULL) && |
3280 | 0 | (cur->parent->last->next == NULL)) { |
3281 | 0 | cur = cur->parent->last; |
3282 | 0 | } else { |
3283 | 0 | while (cur->next != NULL) cur = cur->next; |
3284 | 0 | } |
3285 | |
|
3286 | 0 | xmlUnlinkNode(elem); |
3287 | |
|
3288 | 0 | if ((cur->type == XML_TEXT_NODE) && (elem->type == XML_TEXT_NODE) && |
3289 | 0 | (cur->name == elem->name)) { |
3290 | 0 | xmlNodeAddContent(cur, elem->content); |
3291 | 0 | xmlFreeNode(elem); |
3292 | 0 | return(cur); |
3293 | 0 | } else if (elem->type == XML_ATTRIBUTE_NODE) { |
3294 | 0 | return xmlAddPropSibling(cur, cur, elem); |
3295 | 0 | } |
3296 | | |
3297 | 0 | if (elem->doc != cur->doc) { |
3298 | 0 | xmlSetTreeDoc(elem, cur->doc); |
3299 | 0 | } |
3300 | 0 | parent = cur->parent; |
3301 | 0 | elem->prev = cur; |
3302 | 0 | elem->next = NULL; |
3303 | 0 | elem->parent = parent; |
3304 | 0 | cur->next = elem; |
3305 | 0 | if (parent != NULL) |
3306 | 0 | parent->last = elem; |
3307 | |
|
3308 | 0 | return(elem); |
3309 | 0 | } |
3310 | | |
3311 | | /** |
3312 | | * xmlAddChildList: |
3313 | | * @parent: the parent node |
3314 | | * @cur: the first node in the list |
3315 | | * |
3316 | | * Add a list of node at the end of the child list of the parent |
3317 | | * merging adjacent TEXT nodes (@cur may be freed) |
3318 | | * |
3319 | | * See the note regarding namespaces in xmlAddChild. |
3320 | | * |
3321 | | * Returns the last child or NULL in case of error. |
3322 | | */ |
3323 | | xmlNodePtr |
3324 | 0 | xmlAddChildList(xmlNodePtr parent, xmlNodePtr cur) { |
3325 | 0 | xmlNodePtr prev; |
3326 | |
|
3327 | 0 | if ((parent == NULL) || (parent->type == XML_NAMESPACE_DECL)) { |
3328 | | #ifdef DEBUG_TREE |
3329 | | xmlGenericError(xmlGenericErrorContext, |
3330 | | "xmlAddChildList : parent == NULL\n"); |
3331 | | #endif |
3332 | 0 | return(NULL); |
3333 | 0 | } |
3334 | | |
3335 | 0 | if ((cur == NULL) || (cur->type == XML_NAMESPACE_DECL)) { |
3336 | | #ifdef DEBUG_TREE |
3337 | | xmlGenericError(xmlGenericErrorContext, |
3338 | | "xmlAddChildList : child == NULL\n"); |
3339 | | #endif |
3340 | 0 | return(NULL); |
3341 | 0 | } |
3342 | | |
3343 | 0 | if ((cur->doc != NULL) && (parent->doc != NULL) && |
3344 | 0 | (cur->doc != parent->doc)) { |
3345 | | #ifdef DEBUG_TREE |
3346 | | xmlGenericError(xmlGenericErrorContext, |
3347 | | "Elements moved to a different document\n"); |
3348 | | #endif |
3349 | 0 | } |
3350 | | |
3351 | | /* |
3352 | | * add the first element at the end of the children list. |
3353 | | */ |
3354 | |
|
3355 | 0 | if (parent->children == NULL) { |
3356 | 0 | parent->children = cur; |
3357 | 0 | } else { |
3358 | | /* |
3359 | | * If cur and parent->last both are TEXT nodes, then merge them. |
3360 | | */ |
3361 | 0 | if ((cur->type == XML_TEXT_NODE) && |
3362 | 0 | (parent->last->type == XML_TEXT_NODE) && |
3363 | 0 | (cur->name == parent->last->name)) { |
3364 | 0 | xmlNodeAddContent(parent->last, cur->content); |
3365 | | /* |
3366 | | * if it's the only child, nothing more to be done. |
3367 | | */ |
3368 | 0 | if (cur->next == NULL) { |
3369 | 0 | xmlFreeNode(cur); |
3370 | 0 | return(parent->last); |
3371 | 0 | } |
3372 | 0 | prev = cur; |
3373 | 0 | cur = cur->next; |
3374 | 0 | xmlFreeNode(prev); |
3375 | 0 | } |
3376 | 0 | prev = parent->last; |
3377 | 0 | prev->next = cur; |
3378 | 0 | cur->prev = prev; |
3379 | 0 | } |
3380 | 0 | while (cur->next != NULL) { |
3381 | 0 | cur->parent = parent; |
3382 | 0 | if (cur->doc != parent->doc) { |
3383 | 0 | xmlSetTreeDoc(cur, parent->doc); |
3384 | 0 | } |
3385 | 0 | cur = cur->next; |
3386 | 0 | } |
3387 | 0 | cur->parent = parent; |
3388 | | /* the parent may not be linked to a doc ! */ |
3389 | 0 | if (cur->doc != parent->doc) { |
3390 | 0 | xmlSetTreeDoc(cur, parent->doc); |
3391 | 0 | } |
3392 | 0 | parent->last = cur; |
3393 | |
|
3394 | 0 | return(cur); |
3395 | 0 | } |
3396 | | |
3397 | | /** |
3398 | | * xmlAddChild: |
3399 | | * @parent: the parent node |
3400 | | * @cur: the child node |
3401 | | * |
3402 | | * Add a new node to @parent, at the end of the child (or property) list |
3403 | | * merging adjacent TEXT nodes (in which case @cur is freed) |
3404 | | * If the new node is ATTRIBUTE, it is added into properties instead of children. |
3405 | | * If there is an attribute with equal name, it is first destroyed. |
3406 | | * |
3407 | | * All tree manipulation functions can safely move nodes within a document. |
3408 | | * But when moving nodes from one document to another, references to |
3409 | | * namespaces in element or attribute nodes are NOT fixed. In this case, |
3410 | | * you MUST call xmlReconciliateNs after the move operation to avoid |
3411 | | * memory errors. |
3412 | | * |
3413 | | * Returns the child or NULL in case of error. |
3414 | | */ |
3415 | | xmlNodePtr |
3416 | 3.28M | xmlAddChild(xmlNodePtr parent, xmlNodePtr cur) { |
3417 | 3.28M | xmlNodePtr prev; |
3418 | | |
3419 | 3.28M | if ((parent == NULL) || (parent->type == XML_NAMESPACE_DECL)) { |
3420 | | #ifdef DEBUG_TREE |
3421 | | xmlGenericError(xmlGenericErrorContext, |
3422 | | "xmlAddChild : parent == NULL\n"); |
3423 | | #endif |
3424 | 0 | return(NULL); |
3425 | 0 | } |
3426 | | |
3427 | 3.28M | if ((cur == NULL) || (cur->type == XML_NAMESPACE_DECL)) { |
3428 | | #ifdef DEBUG_TREE |
3429 | | xmlGenericError(xmlGenericErrorContext, |
3430 | | "xmlAddChild : child == NULL\n"); |
3431 | | #endif |
3432 | 0 | return(NULL); |
3433 | 0 | } |
3434 | | |
3435 | 3.28M | if (parent == cur) { |
3436 | | #ifdef DEBUG_TREE |
3437 | | xmlGenericError(xmlGenericErrorContext, |
3438 | | "xmlAddChild : parent == cur\n"); |
3439 | | #endif |
3440 | 0 | return(NULL); |
3441 | 0 | } |
3442 | | /* |
3443 | | * If cur is a TEXT node, merge its content with adjacent TEXT nodes |
3444 | | * cur is then freed. |
3445 | | */ |
3446 | 3.28M | if (cur->type == XML_TEXT_NODE) { |
3447 | 129k | if ((parent->type == XML_TEXT_NODE) && |
3448 | 129k | (parent->content != NULL) && |
3449 | 129k | (parent->name == cur->name)) { |
3450 | 0 | xmlNodeAddContent(parent, cur->content); |
3451 | 0 | xmlFreeNode(cur); |
3452 | 0 | return(parent); |
3453 | 0 | } |
3454 | 129k | if ((parent->last != NULL) && (parent->last->type == XML_TEXT_NODE) && |
3455 | 129k | (parent->last->name == cur->name) && |
3456 | 129k | (parent->last != cur)) { |
3457 | 0 | xmlNodeAddContent(parent->last, cur->content); |
3458 | 0 | xmlFreeNode(cur); |
3459 | 0 | return(parent->last); |
3460 | 0 | } |
3461 | 129k | } |
3462 | | |
3463 | | /* |
3464 | | * add the new element at the end of the children list. |
3465 | | */ |
3466 | 3.28M | prev = cur->parent; |
3467 | 3.28M | cur->parent = parent; |
3468 | 3.28M | if (cur->doc != parent->doc) { |
3469 | 254 | xmlSetTreeDoc(cur, parent->doc); |
3470 | 254 | } |
3471 | | /* this check prevents a loop on tree-traversions if a developer |
3472 | | * tries to add a node to its parent multiple times |
3473 | | */ |
3474 | 3.28M | if (prev == parent) |
3475 | 0 | return(cur); |
3476 | | |
3477 | | /* |
3478 | | * Coalescing |
3479 | | */ |
3480 | 3.28M | if ((parent->type == XML_TEXT_NODE) && |
3481 | 3.28M | (parent->content != NULL) && |
3482 | 3.28M | (parent != cur)) { |
3483 | 0 | xmlNodeAddContent(parent, cur->content); |
3484 | 0 | xmlFreeNode(cur); |
3485 | 0 | return(parent); |
3486 | 0 | } |
3487 | 3.28M | if (cur->type == XML_ATTRIBUTE_NODE) { |
3488 | 0 | if (parent->type != XML_ELEMENT_NODE) |
3489 | 0 | return(NULL); |
3490 | 0 | if (parent->properties != NULL) { |
3491 | | /* check if an attribute with the same name exists */ |
3492 | 0 | xmlAttrPtr lastattr; |
3493 | |
|
3494 | 0 | if (cur->ns == NULL) |
3495 | 0 | lastattr = xmlHasNsProp(parent, cur->name, NULL); |
3496 | 0 | else |
3497 | 0 | lastattr = xmlHasNsProp(parent, cur->name, cur->ns->href); |
3498 | 0 | if ((lastattr != NULL) && (lastattr != (xmlAttrPtr) cur) && (lastattr->type != XML_ATTRIBUTE_DECL)) { |
3499 | | /* different instance, destroy it (attributes must be unique) */ |
3500 | 0 | xmlUnlinkNode((xmlNodePtr) lastattr); |
3501 | 0 | xmlFreeProp(lastattr); |
3502 | 0 | } |
3503 | 0 | if (lastattr == (xmlAttrPtr) cur) |
3504 | 0 | return(cur); |
3505 | |
|
3506 | 0 | } |
3507 | 0 | if (parent->properties == NULL) { |
3508 | 0 | parent->properties = (xmlAttrPtr) cur; |
3509 | 0 | } else { |
3510 | | /* find the end */ |
3511 | 0 | xmlAttrPtr lastattr = parent->properties; |
3512 | 0 | while (lastattr->next != NULL) { |
3513 | 0 | lastattr = lastattr->next; |
3514 | 0 | } |
3515 | 0 | lastattr->next = (xmlAttrPtr) cur; |
3516 | 0 | ((xmlAttrPtr) cur)->prev = lastattr; |
3517 | 0 | } |
3518 | 3.28M | } else { |
3519 | 3.28M | if (parent->children == NULL) { |
3520 | 13.1k | parent->children = cur; |
3521 | 13.1k | parent->last = cur; |
3522 | 3.27M | } else { |
3523 | 3.27M | prev = parent->last; |
3524 | 3.27M | prev->next = cur; |
3525 | 3.27M | cur->prev = prev; |
3526 | 3.27M | parent->last = cur; |
3527 | 3.27M | } |
3528 | 3.28M | } |
3529 | 3.28M | return(cur); |
3530 | 3.28M | } |
3531 | | |
3532 | | /** |
3533 | | * xmlGetLastChild: |
3534 | | * @parent: the parent node |
3535 | | * |
3536 | | * Search the last child of a node. |
3537 | | * Returns the last child or NULL if none. |
3538 | | */ |
3539 | | xmlNodePtr |
3540 | 0 | xmlGetLastChild(const xmlNode *parent) { |
3541 | 0 | if ((parent == NULL) || (parent->type == XML_NAMESPACE_DECL)) { |
3542 | | #ifdef DEBUG_TREE |
3543 | | xmlGenericError(xmlGenericErrorContext, |
3544 | | "xmlGetLastChild : parent == NULL\n"); |
3545 | | #endif |
3546 | 0 | return(NULL); |
3547 | 0 | } |
3548 | 0 | return(parent->last); |
3549 | 0 | } |
3550 | | |
3551 | | #ifdef LIBXML_TREE_ENABLED |
3552 | | /* |
3553 | | * 5 interfaces from DOM ElementTraversal |
3554 | | */ |
3555 | | |
3556 | | /** |
3557 | | * xmlChildElementCount: |
3558 | | * @parent: the parent node |
3559 | | * |
3560 | | * Finds the current number of child nodes of that element which are |
3561 | | * element nodes. |
3562 | | * Note the handling of entities references is different than in |
3563 | | * the W3C DOM element traversal spec since we don't have back reference |
3564 | | * from entities content to entities references. |
3565 | | * |
3566 | | * Returns the count of element child or 0 if not available |
3567 | | */ |
3568 | | unsigned long |
3569 | 0 | xmlChildElementCount(xmlNodePtr parent) { |
3570 | 0 | unsigned long ret = 0; |
3571 | 0 | xmlNodePtr cur = NULL; |
3572 | |
|
3573 | 0 | if (parent == NULL) |
3574 | 0 | return(0); |
3575 | 0 | switch (parent->type) { |
3576 | 0 | case XML_ELEMENT_NODE: |
3577 | 0 | case XML_ENTITY_NODE: |
3578 | 0 | case XML_DOCUMENT_NODE: |
3579 | 0 | case XML_DOCUMENT_FRAG_NODE: |
3580 | 0 | case XML_HTML_DOCUMENT_NODE: |
3581 | 0 | cur = parent->children; |
3582 | 0 | break; |
3583 | 0 | default: |
3584 | 0 | return(0); |
3585 | 0 | } |
3586 | 0 | while (cur != NULL) { |
3587 | 0 | if (cur->type == XML_ELEMENT_NODE) |
3588 | 0 | ret++; |
3589 | 0 | cur = cur->next; |
3590 | 0 | } |
3591 | 0 | return(ret); |
3592 | 0 | } |
3593 | | |
3594 | | /** |
3595 | | * xmlFirstElementChild: |
3596 | | * @parent: the parent node |
3597 | | * |
3598 | | * Finds the first child node of that element which is a Element node |
3599 | | * Note the handling of entities references is different than in |
3600 | | * the W3C DOM element traversal spec since we don't have back reference |
3601 | | * from entities content to entities references. |
3602 | | * |
3603 | | * Returns the first element child or NULL if not available |
3604 | | */ |
3605 | | xmlNodePtr |
3606 | 0 | xmlFirstElementChild(xmlNodePtr parent) { |
3607 | 0 | xmlNodePtr cur = NULL; |
3608 | |
|
3609 | 0 | if (parent == NULL) |
3610 | 0 | return(NULL); |
3611 | 0 | switch (parent->type) { |
3612 | 0 | case XML_ELEMENT_NODE: |
3613 | 0 | case XML_ENTITY_NODE: |
3614 | 0 | case XML_DOCUMENT_NODE: |
3615 | 0 | case XML_DOCUMENT_FRAG_NODE: |
3616 | 0 | case XML_HTML_DOCUMENT_NODE: |
3617 | 0 | cur = parent->children; |
3618 | 0 | break; |
3619 | 0 | default: |
3620 | 0 | return(NULL); |
3621 | 0 | } |
3622 | 0 | while (cur != NULL) { |
3623 | 0 | if (cur->type == XML_ELEMENT_NODE) |
3624 | 0 | return(cur); |
3625 | 0 | cur = cur->next; |
3626 | 0 | } |
3627 | 0 | return(NULL); |
3628 | 0 | } |
3629 | | |
3630 | | /** |
3631 | | * xmlLastElementChild: |
3632 | | * @parent: the parent node |
3633 | | * |
3634 | | * Finds the last child node of that element which is a Element node |
3635 | | * Note the handling of entities references is different than in |
3636 | | * the W3C DOM element traversal spec since we don't have back reference |
3637 | | * from entities content to entities references. |
3638 | | * |
3639 | | * Returns the last element child or NULL if not available |
3640 | | */ |
3641 | | xmlNodePtr |
3642 | 0 | xmlLastElementChild(xmlNodePtr parent) { |
3643 | 0 | xmlNodePtr cur = NULL; |
3644 | |
|
3645 | 0 | if (parent == NULL) |
3646 | 0 | return(NULL); |
3647 | 0 | switch (parent->type) { |
3648 | 0 | case XML_ELEMENT_NODE: |
3649 | 0 | case XML_ENTITY_NODE: |
3650 | 0 | case XML_DOCUMENT_NODE: |
3651 | 0 | case XML_DOCUMENT_FRAG_NODE: |
3652 | 0 | case XML_HTML_DOCUMENT_NODE: |
3653 | 0 | cur = parent->last; |
3654 | 0 | break; |
3655 | 0 | default: |
3656 | 0 | return(NULL); |
3657 | 0 | } |
3658 | 0 | while (cur != NULL) { |
3659 | 0 | if (cur->type == XML_ELEMENT_NODE) |
3660 | 0 | return(cur); |
3661 | 0 | cur = cur->prev; |
3662 | 0 | } |
3663 | 0 | return(NULL); |
3664 | 0 | } |
3665 | | |
3666 | | /** |
3667 | | * xmlPreviousElementSibling: |
3668 | | * @node: the current node |
3669 | | * |
3670 | | * Finds the first closest previous sibling of the node which is an |
3671 | | * element node. |
3672 | | * Note the handling of entities references is different than in |
3673 | | * the W3C DOM element traversal spec since we don't have back reference |
3674 | | * from entities content to entities references. |
3675 | | * |
3676 | | * Returns the previous element sibling or NULL if not available |
3677 | | */ |
3678 | | xmlNodePtr |
3679 | 0 | xmlPreviousElementSibling(xmlNodePtr node) { |
3680 | 0 | if (node == NULL) |
3681 | 0 | return(NULL); |
3682 | 0 | switch (node->type) { |
3683 | 0 | case XML_ELEMENT_NODE: |
3684 | 0 | case XML_TEXT_NODE: |
3685 | 0 | case XML_CDATA_SECTION_NODE: |
3686 | 0 | case XML_ENTITY_REF_NODE: |
3687 | 0 | case XML_ENTITY_NODE: |
3688 | 0 | case XML_PI_NODE: |
3689 | 0 | case XML_COMMENT_NODE: |
3690 | 0 | case XML_XINCLUDE_START: |
3691 | 0 | case XML_XINCLUDE_END: |
3692 | 0 | node = node->prev; |
3693 | 0 | break; |
3694 | 0 | default: |
3695 | 0 | return(NULL); |
3696 | 0 | } |
3697 | 0 | while (node != NULL) { |
3698 | 0 | if (node->type == XML_ELEMENT_NODE) |
3699 | 0 | return(node); |
3700 | 0 | node = node->prev; |
3701 | 0 | } |
3702 | 0 | return(NULL); |
3703 | 0 | } |
3704 | | |
3705 | | /** |
3706 | | * xmlNextElementSibling: |
3707 | | * @node: the current node |
3708 | | * |
3709 | | * Finds the first closest next sibling of the node which is an |
3710 | | * element node. |
3711 | | * Note the handling of entities references is different than in |
3712 | | * the W3C DOM element traversal spec since we don't have back reference |
3713 | | * from entities content to entities references. |
3714 | | * |
3715 | | * Returns the next element sibling or NULL if not available |
3716 | | */ |
3717 | | xmlNodePtr |
3718 | 0 | xmlNextElementSibling(xmlNodePtr node) { |
3719 | 0 | if (node == NULL) |
3720 | 0 | return(NULL); |
3721 | 0 | switch (node->type) { |
3722 | 0 | case XML_ELEMENT_NODE: |
3723 | 0 | case XML_TEXT_NODE: |
3724 | 0 | case XML_CDATA_SECTION_NODE: |
3725 | 0 | case XML_ENTITY_REF_NODE: |
3726 | 0 | case XML_ENTITY_NODE: |
3727 | 0 | case XML_PI_NODE: |
3728 | 0 | case XML_COMMENT_NODE: |
3729 | 0 | case XML_DTD_NODE: |
3730 | 0 | case XML_XINCLUDE_START: |
3731 | 0 | case XML_XINCLUDE_END: |
3732 | 0 | node = node->next; |
3733 | 0 | break; |
3734 | 0 | default: |
3735 | 0 | return(NULL); |
3736 | 0 | } |
3737 | 0 | while (node != NULL) { |
3738 | 0 | if (node->type == XML_ELEMENT_NODE) |
3739 | 0 | return(node); |
3740 | 0 | node = node->next; |
3741 | 0 | } |
3742 | 0 | return(NULL); |
3743 | 0 | } |
3744 | | |
3745 | | #endif /* LIBXML_TREE_ENABLED */ |
3746 | | |
3747 | | /** |
3748 | | * xmlFreeNodeList: |
3749 | | * @cur: the first node in the list |
3750 | | * |
3751 | | * Free a node and all its siblings, this is a recursive behaviour, all |
3752 | | * the children are freed too. |
3753 | | */ |
3754 | | void |
3755 | 11.5k | xmlFreeNodeList(xmlNodePtr cur) { |
3756 | 11.5k | xmlNodePtr next; |
3757 | 11.5k | xmlNodePtr parent; |
3758 | 11.5k | xmlDictPtr dict = NULL; |
3759 | 11.5k | size_t depth = 0; |
3760 | | |
3761 | 11.5k | if (cur == NULL) return; |
3762 | 11.5k | if (cur->type == XML_NAMESPACE_DECL) { |
3763 | 0 | xmlFreeNsList((xmlNsPtr) cur); |
3764 | 0 | return; |
3765 | 0 | } |
3766 | 11.5k | if (cur->doc != NULL) dict = cur->doc->dict; |
3767 | 5.14M | while (1) { |
3768 | 6.97M | while ((cur->children != NULL) && |
3769 | 6.97M | (cur->type != XML_DOCUMENT_NODE) && |
3770 | 6.97M | (cur->type != XML_HTML_DOCUMENT_NODE) && |
3771 | 6.97M | (cur->type != XML_DTD_NODE) && |
3772 | 6.97M | (cur->type != XML_ENTITY_REF_NODE)) { |
3773 | 1.82M | cur = cur->children; |
3774 | 1.82M | depth += 1; |
3775 | 1.82M | } |
3776 | | |
3777 | 5.14M | next = cur->next; |
3778 | 5.14M | parent = cur->parent; |
3779 | 5.14M | if ((cur->type == XML_DOCUMENT_NODE) || |
3780 | 5.14M | (cur->type == XML_HTML_DOCUMENT_NODE)) { |
3781 | 0 | xmlFreeDoc((xmlDocPtr) cur); |
3782 | 5.14M | } else if (cur->type != XML_DTD_NODE) { |
3783 | | |
3784 | 5.14M | if ((__xmlRegisterCallbacks) && (xmlDeregisterNodeDefaultValue)) |
3785 | 0 | xmlDeregisterNodeDefaultValue(cur); |
3786 | | |
3787 | 5.14M | if (((cur->type == XML_ELEMENT_NODE) || |
3788 | 5.14M | (cur->type == XML_XINCLUDE_START) || |
3789 | 5.14M | (cur->type == XML_XINCLUDE_END)) && |
3790 | 5.14M | (cur->properties != NULL)) |
3791 | 8.46k | xmlFreePropList(cur->properties); |
3792 | 5.14M | if ((cur->type != XML_ELEMENT_NODE) && |
3793 | 5.14M | (cur->type != XML_XINCLUDE_START) && |
3794 | 5.14M | (cur->type != XML_XINCLUDE_END) && |
3795 | 5.14M | (cur->type != XML_ENTITY_REF_NODE) && |
3796 | 5.14M | (cur->content != (xmlChar *) &(cur->properties))) { |
3797 | 1.97M | DICT_FREE(cur->content) |
3798 | 1.97M | } |
3799 | 5.14M | if (((cur->type == XML_ELEMENT_NODE) || |
3800 | 5.14M | (cur->type == XML_XINCLUDE_START) || |
3801 | 5.14M | (cur->type == XML_XINCLUDE_END)) && |
3802 | 5.14M | (cur->nsDef != NULL)) |
3803 | 8.51k | xmlFreeNsList(cur->nsDef); |
3804 | | |
3805 | | /* |
3806 | | * When a node is a text node or a comment, it uses a global static |
3807 | | * variable for the name of the node. |
3808 | | * Otherwise the node name might come from the document's |
3809 | | * dictionary |
3810 | | */ |
3811 | 5.14M | if ((cur->name != NULL) && |
3812 | 5.14M | (cur->type != XML_TEXT_NODE) && |
3813 | 5.14M | (cur->type != XML_COMMENT_NODE)) |
3814 | 3.17M | DICT_FREE(cur->name) |
3815 | 5.14M | xmlFree(cur); |
3816 | 5.14M | } |
3817 | | |
3818 | 5.14M | if (next != NULL) { |
3819 | 3.30M | cur = next; |
3820 | 3.30M | } else { |
3821 | 1.84M | if ((depth == 0) || (parent == NULL)) |
3822 | 11.5k | break; |
3823 | 1.82M | depth -= 1; |
3824 | 1.82M | cur = parent; |
3825 | 1.82M | cur->children = NULL; |
3826 | 1.82M | } |
3827 | 5.14M | } |
3828 | 11.5k | } |
3829 | | |
3830 | | /** |
3831 | | * xmlFreeNode: |
3832 | | * @cur: the node |
3833 | | * |
3834 | | * Free a node, this is a recursive behaviour, all the children are freed too. |
3835 | | * This doesn't unlink the child from the list, use xmlUnlinkNode() first. |
3836 | | */ |
3837 | | void |
3838 | 4 | xmlFreeNode(xmlNodePtr cur) { |
3839 | 4 | xmlDictPtr dict = NULL; |
3840 | | |
3841 | 4 | if (cur == NULL) return; |
3842 | | |
3843 | | /* use xmlFreeDtd for DTD nodes */ |
3844 | 4 | if (cur->type == XML_DTD_NODE) { |
3845 | 0 | xmlFreeDtd((xmlDtdPtr) cur); |
3846 | 0 | return; |
3847 | 0 | } |
3848 | 4 | if (cur->type == XML_NAMESPACE_DECL) { |
3849 | 0 | xmlFreeNs((xmlNsPtr) cur); |
3850 | 0 | return; |
3851 | 0 | } |
3852 | 4 | if (cur->type == XML_ATTRIBUTE_NODE) { |
3853 | 0 | xmlFreeProp((xmlAttrPtr) cur); |
3854 | 0 | return; |
3855 | 0 | } |
3856 | | |
3857 | 4 | if ((__xmlRegisterCallbacks) && (xmlDeregisterNodeDefaultValue)) |
3858 | 0 | xmlDeregisterNodeDefaultValue(cur); |
3859 | | |
3860 | 4 | if (cur->doc != NULL) dict = cur->doc->dict; |
3861 | | |
3862 | 4 | if (cur->type == XML_ENTITY_DECL) { |
3863 | 0 | xmlEntityPtr ent = (xmlEntityPtr) cur; |
3864 | 0 | DICT_FREE(ent->SystemID); |
3865 | 0 | DICT_FREE(ent->ExternalID); |
3866 | 0 | } |
3867 | 4 | if ((cur->children != NULL) && |
3868 | 4 | (cur->type != XML_ENTITY_REF_NODE)) |
3869 | 3 | xmlFreeNodeList(cur->children); |
3870 | | |
3871 | 4 | if ((cur->type == XML_ELEMENT_NODE) || |
3872 | 4 | (cur->type == XML_XINCLUDE_START) || |
3873 | 4 | (cur->type == XML_XINCLUDE_END)) { |
3874 | 4 | if (cur->properties != NULL) |
3875 | 0 | xmlFreePropList(cur->properties); |
3876 | 4 | if (cur->nsDef != NULL) |
3877 | 0 | xmlFreeNsList(cur->nsDef); |
3878 | 4 | } else if ((cur->content != NULL) && |
3879 | 0 | (cur->type != XML_ENTITY_REF_NODE) && |
3880 | 0 | (cur->content != (xmlChar *) &(cur->properties))) { |
3881 | 0 | DICT_FREE(cur->content) |
3882 | 0 | } |
3883 | | |
3884 | | /* |
3885 | | * When a node is a text node or a comment, it uses a global static |
3886 | | * variable for the name of the node. |
3887 | | * Otherwise the node name might come from the document's dictionary |
3888 | | */ |
3889 | 4 | if ((cur->name != NULL) && |
3890 | 4 | (cur->type != XML_TEXT_NODE) && |
3891 | 4 | (cur->type != XML_COMMENT_NODE)) |
3892 | 4 | DICT_FREE(cur->name) |
3893 | | |
3894 | 4 | xmlFree(cur); |
3895 | 4 | } |
3896 | | |
3897 | | /** |
3898 | | * xmlUnlinkNode: |
3899 | | * @cur: the node |
3900 | | * |
3901 | | * Unlink a node from it's current context, the node is not freed |
3902 | | * If one need to free the node, use xmlFreeNode() routine after the |
3903 | | * unlink to discard it. |
3904 | | * Note that namespace nodes can't be unlinked as they do not have |
3905 | | * pointer to their parent. |
3906 | | */ |
3907 | | void |
3908 | 33.9k | xmlUnlinkNode(xmlNodePtr cur) { |
3909 | 33.9k | if (cur == NULL) { |
3910 | | #ifdef DEBUG_TREE |
3911 | | xmlGenericError(xmlGenericErrorContext, |
3912 | | "xmlUnlinkNode : node == NULL\n"); |
3913 | | #endif |
3914 | 0 | return; |
3915 | 0 | } |
3916 | 33.9k | if (cur->type == XML_NAMESPACE_DECL) |
3917 | 0 | return; |
3918 | 33.9k | if (cur->type == XML_DTD_NODE) { |
3919 | 83 | xmlDocPtr doc; |
3920 | 83 | doc = cur->doc; |
3921 | 83 | if (doc != NULL) { |
3922 | 83 | if (doc->intSubset == (xmlDtdPtr) cur) |
3923 | 83 | doc->intSubset = NULL; |
3924 | 83 | if (doc->extSubset == (xmlDtdPtr) cur) |
3925 | 0 | doc->extSubset = NULL; |
3926 | 83 | } |
3927 | 83 | } |
3928 | 33.9k | if (cur->type == XML_ENTITY_DECL) { |
3929 | 0 | xmlDocPtr doc; |
3930 | 0 | doc = cur->doc; |
3931 | 0 | if (doc != NULL) { |
3932 | 0 | if (doc->intSubset != NULL) { |
3933 | 0 | if (xmlHashLookup(doc->intSubset->entities, cur->name) == cur) |
3934 | 0 | xmlHashRemoveEntry(doc->intSubset->entities, cur->name, |
3935 | 0 | NULL); |
3936 | 0 | if (xmlHashLookup(doc->intSubset->pentities, cur->name) == cur) |
3937 | 0 | xmlHashRemoveEntry(doc->intSubset->pentities, cur->name, |
3938 | 0 | NULL); |
3939 | 0 | } |
3940 | 0 | if (doc->extSubset != NULL) { |
3941 | 0 | if (xmlHashLookup(doc->extSubset->entities, cur->name) == cur) |
3942 | 0 | xmlHashRemoveEntry(doc->extSubset->entities, cur->name, |
3943 | 0 | NULL); |
3944 | 0 | if (xmlHashLookup(doc->extSubset->pentities, cur->name) == cur) |
3945 | 0 | xmlHashRemoveEntry(doc->extSubset->pentities, cur->name, |
3946 | 0 | NULL); |
3947 | 0 | } |
3948 | 0 | } |
3949 | 0 | } |
3950 | 33.9k | if (cur->parent != NULL) { |
3951 | 305 | xmlNodePtr parent; |
3952 | 305 | parent = cur->parent; |
3953 | 305 | if (cur->type == XML_ATTRIBUTE_NODE) { |
3954 | 0 | if (parent->properties == (xmlAttrPtr) cur) |
3955 | 0 | parent->properties = ((xmlAttrPtr) cur)->next; |
3956 | 305 | } else { |
3957 | 305 | if (parent->children == cur) |
3958 | 95 | parent->children = cur->next; |
3959 | 305 | if (parent->last == cur) |
3960 | 78 | parent->last = cur->prev; |
3961 | 305 | } |
3962 | 305 | cur->parent = NULL; |
3963 | 305 | } |
3964 | 33.9k | if (cur->next != NULL) |
3965 | 227 | cur->next->prev = cur->prev; |
3966 | 33.9k | if (cur->prev != NULL) |
3967 | 210 | cur->prev->next = cur->next; |
3968 | 33.9k | cur->next = cur->prev = NULL; |
3969 | 33.9k | } |
3970 | | |
3971 | | #if defined(LIBXML_TREE_ENABLED) || defined(LIBXML_WRITER_ENABLED) |
3972 | | /** |
3973 | | * xmlReplaceNode: |
3974 | | * @old: the old node |
3975 | | * @cur: the node |
3976 | | * |
3977 | | * Unlink the old node from its current context, prune the new one |
3978 | | * at the same place. If @cur was already inserted in a document it is |
3979 | | * first unlinked from its existing context. |
3980 | | * |
3981 | | * See the note regarding namespaces in xmlAddChild. |
3982 | | * |
3983 | | * Returns the @old node |
3984 | | */ |
3985 | | xmlNodePtr |
3986 | 0 | xmlReplaceNode(xmlNodePtr old, xmlNodePtr cur) { |
3987 | 0 | if (old == cur) return(NULL); |
3988 | 0 | if ((old == NULL) || (old->type == XML_NAMESPACE_DECL) || |
3989 | 0 | (old->parent == NULL)) { |
3990 | | #ifdef DEBUG_TREE |
3991 | | xmlGenericError(xmlGenericErrorContext, |
3992 | | "xmlReplaceNode : old == NULL or without parent\n"); |
3993 | | #endif |
3994 | 0 | return(NULL); |
3995 | 0 | } |
3996 | 0 | if ((cur == NULL) || (cur->type == XML_NAMESPACE_DECL)) { |
3997 | 0 | xmlUnlinkNode(old); |
3998 | 0 | return(old); |
3999 | 0 | } |
4000 | 0 | if (cur == old) { |
4001 | 0 | return(old); |
4002 | 0 | } |
4003 | 0 | if ((old->type==XML_ATTRIBUTE_NODE) && (cur->type!=XML_ATTRIBUTE_NODE)) { |
4004 | | #ifdef DEBUG_TREE |
4005 | | xmlGenericError(xmlGenericErrorContext, |
4006 | | "xmlReplaceNode : Trying to replace attribute node with other node type\n"); |
4007 | | #endif |
4008 | 0 | return(old); |
4009 | 0 | } |
4010 | 0 | if ((cur->type==XML_ATTRIBUTE_NODE) && (old->type!=XML_ATTRIBUTE_NODE)) { |
4011 | | #ifdef DEBUG_TREE |
4012 | | xmlGenericError(xmlGenericErrorContext, |
4013 | | "xmlReplaceNode : Trying to replace a non-attribute node with attribute node\n"); |
4014 | | #endif |
4015 | 0 | return(old); |
4016 | 0 | } |
4017 | 0 | xmlUnlinkNode(cur); |
4018 | 0 | xmlSetTreeDoc(cur, old->doc); |
4019 | 0 | cur->parent = old->parent; |
4020 | 0 | cur->next = old->next; |
4021 | 0 | if (cur->next != NULL) |
4022 | 0 | cur->next->prev = cur; |
4023 | 0 | cur->prev = old->prev; |
4024 | 0 | if (cur->prev != NULL) |
4025 | 0 | cur->prev->next = cur; |
4026 | 0 | if (cur->parent != NULL) { |
4027 | 0 | if (cur->type == XML_ATTRIBUTE_NODE) { |
4028 | 0 | if (cur->parent->properties == (xmlAttrPtr)old) |
4029 | 0 | cur->parent->properties = ((xmlAttrPtr) cur); |
4030 | 0 | } else { |
4031 | 0 | if (cur->parent->children == old) |
4032 | 0 | cur->parent->children = cur; |
4033 | 0 | if (cur->parent->last == old) |
4034 | 0 | cur->parent->last = cur; |
4035 | 0 | } |
4036 | 0 | } |
4037 | 0 | old->next = old->prev = NULL; |
4038 | 0 | old->parent = NULL; |
4039 | 0 | return(old); |
4040 | 0 | } |
4041 | | #endif /* LIBXML_TREE_ENABLED */ |
4042 | | |
4043 | | /************************************************************************ |
4044 | | * * |
4045 | | * Copy operations * |
4046 | | * * |
4047 | | ************************************************************************/ |
4048 | | |
4049 | | /** |
4050 | | * xmlCopyNamespace: |
4051 | | * @cur: the namespace |
4052 | | * |
4053 | | * Do a copy of the namespace. |
4054 | | * |
4055 | | * Returns: a new #xmlNsPtr, or NULL in case of error. |
4056 | | */ |
4057 | | xmlNsPtr |
4058 | 0 | xmlCopyNamespace(xmlNsPtr cur) { |
4059 | 0 | xmlNsPtr ret; |
4060 | |
|
4061 | 0 | if (cur == NULL) return(NULL); |
4062 | 0 | switch (cur->type) { |
4063 | 0 | case XML_LOCAL_NAMESPACE: |
4064 | 0 | ret = xmlNewNs(NULL, cur->href, cur->prefix); |
4065 | 0 | break; |
4066 | 0 | default: |
4067 | | #ifdef DEBUG_TREE |
4068 | | xmlGenericError(xmlGenericErrorContext, |
4069 | | "xmlCopyNamespace: invalid type %d\n", cur->type); |
4070 | | #endif |
4071 | 0 | return(NULL); |
4072 | 0 | } |
4073 | 0 | return(ret); |
4074 | 0 | } |
4075 | | |
4076 | | /** |
4077 | | * xmlCopyNamespaceList: |
4078 | | * @cur: the first namespace |
4079 | | * |
4080 | | * Do a copy of an namespace list. |
4081 | | * |
4082 | | * Returns: a new #xmlNsPtr, or NULL in case of error. |
4083 | | */ |
4084 | | xmlNsPtr |
4085 | 0 | xmlCopyNamespaceList(xmlNsPtr cur) { |
4086 | 0 | xmlNsPtr ret = NULL; |
4087 | 0 | xmlNsPtr p = NULL,q; |
4088 | |
|
4089 | 0 | while (cur != NULL) { |
4090 | 0 | q = xmlCopyNamespace(cur); |
4091 | 0 | if (q == NULL) { |
4092 | 0 | xmlFreeNsList(ret); |
4093 | 0 | return(NULL); |
4094 | 0 | } |
4095 | 0 | if (p == NULL) { |
4096 | 0 | ret = p = q; |
4097 | 0 | } else { |
4098 | 0 | p->next = q; |
4099 | 0 | p = q; |
4100 | 0 | } |
4101 | 0 | cur = cur->next; |
4102 | 0 | } |
4103 | 0 | return(ret); |
4104 | 0 | } |
4105 | | |
4106 | | static xmlAttrPtr |
4107 | 0 | xmlCopyPropInternal(xmlDocPtr doc, xmlNodePtr target, xmlAttrPtr cur) { |
4108 | 0 | xmlAttrPtr ret; |
4109 | |
|
4110 | 0 | if (cur == NULL) return(NULL); |
4111 | 0 | if ((target != NULL) && (target->type != XML_ELEMENT_NODE)) |
4112 | 0 | return(NULL); |
4113 | 0 | if (target != NULL) |
4114 | 0 | ret = xmlNewDocProp(target->doc, cur->name, NULL); |
4115 | 0 | else if (doc != NULL) |
4116 | 0 | ret = xmlNewDocProp(doc, cur->name, NULL); |
4117 | 0 | else if (cur->parent != NULL) |
4118 | 0 | ret = xmlNewDocProp(cur->parent->doc, cur->name, NULL); |
4119 | 0 | else if (cur->children != NULL) |
4120 | 0 | ret = xmlNewDocProp(cur->children->doc, cur->name, NULL); |
4121 | 0 | else |
4122 | 0 | ret = xmlNewDocProp(NULL, cur->name, NULL); |
4123 | 0 | if (ret == NULL) return(NULL); |
4124 | 0 | ret->parent = target; |
4125 | |
|
4126 | 0 | if ((cur->ns != NULL) && (target != NULL)) { |
4127 | 0 | xmlNsPtr ns; |
4128 | |
|
4129 | 0 | ns = xmlSearchNs(target->doc, target, cur->ns->prefix); |
4130 | 0 | if (ns == NULL) { |
4131 | | /* |
4132 | | * Humm, we are copying an element whose namespace is defined |
4133 | | * out of the new tree scope. Search it in the original tree |
4134 | | * and add it at the top of the new tree |
4135 | | */ |
4136 | 0 | ns = xmlSearchNs(cur->doc, cur->parent, cur->ns->prefix); |
4137 | 0 | if (ns != NULL) { |
4138 | 0 | xmlNodePtr root = target; |
4139 | 0 | xmlNodePtr pred = NULL; |
4140 | |
|
4141 | 0 | while (root->parent != NULL) { |
4142 | 0 | pred = root; |
4143 | 0 | root = root->parent; |
4144 | 0 | } |
4145 | 0 | if (root == (xmlNodePtr) target->doc) { |
4146 | | /* correct possibly cycling above the document elt */ |
4147 | 0 | root = pred; |
4148 | 0 | } |
4149 | 0 | ret->ns = xmlNewNs(root, ns->href, ns->prefix); |
4150 | 0 | } |
4151 | 0 | } else { |
4152 | | /* |
4153 | | * we have to find something appropriate here since |
4154 | | * we can't be sure, that the namespace we found is identified |
4155 | | * by the prefix |
4156 | | */ |
4157 | 0 | if (xmlStrEqual(ns->href, cur->ns->href)) { |
4158 | | /* this is the nice case */ |
4159 | 0 | ret->ns = ns; |
4160 | 0 | } else { |
4161 | | /* |
4162 | | * we are in trouble: we need a new reconciled namespace. |
4163 | | * This is expensive |
4164 | | */ |
4165 | 0 | ret->ns = xmlNewReconciledNs(target->doc, target, cur->ns); |
4166 | 0 | } |
4167 | 0 | } |
4168 | |
|
4169 | 0 | } else |
4170 | 0 | ret->ns = NULL; |
4171 | |
|
4172 | 0 | if (cur->children != NULL) { |
4173 | 0 | xmlNodePtr tmp; |
4174 | |
|
4175 | 0 | ret->children = xmlStaticCopyNodeList(cur->children, ret->doc, (xmlNodePtr) ret); |
4176 | 0 | ret->last = NULL; |
4177 | 0 | tmp = ret->children; |
4178 | 0 | while (tmp != NULL) { |
4179 | | /* tmp->parent = (xmlNodePtr)ret; */ |
4180 | 0 | if (tmp->next == NULL) |
4181 | 0 | ret->last = tmp; |
4182 | 0 | tmp = tmp->next; |
4183 | 0 | } |
4184 | 0 | } |
4185 | | /* |
4186 | | * Try to handle IDs |
4187 | | */ |
4188 | 0 | if ((target!= NULL) && (cur!= NULL) && |
4189 | 0 | (target->doc != NULL) && (cur->doc != NULL) && |
4190 | 0 | (cur->doc->ids != NULL) && (cur->parent != NULL)) { |
4191 | 0 | if (xmlIsID(cur->doc, cur->parent, cur)) { |
4192 | 0 | xmlChar *id; |
4193 | |
|
4194 | 0 | id = xmlNodeListGetString(cur->doc, cur->children, 1); |
4195 | 0 | if (id != NULL) { |
4196 | 0 | xmlAddID(NULL, target->doc, id, ret); |
4197 | 0 | xmlFree(id); |
4198 | 0 | } |
4199 | 0 | } |
4200 | 0 | } |
4201 | 0 | return(ret); |
4202 | 0 | } |
4203 | | |
4204 | | /** |
4205 | | * xmlCopyProp: |
4206 | | * @target: the element where the attribute will be grafted |
4207 | | * @cur: the attribute |
4208 | | * |
4209 | | * Do a copy of the attribute. |
4210 | | * |
4211 | | * Returns: a new #xmlAttrPtr, or NULL in case of error. |
4212 | | */ |
4213 | | xmlAttrPtr |
4214 | 0 | xmlCopyProp(xmlNodePtr target, xmlAttrPtr cur) { |
4215 | 0 | return xmlCopyPropInternal(NULL, target, cur); |
4216 | 0 | } |
4217 | | |
4218 | | /** |
4219 | | * xmlCopyPropList: |
4220 | | * @target: the element where the attributes will be grafted |
4221 | | * @cur: the first attribute |
4222 | | * |
4223 | | * Do a copy of an attribute list. |
4224 | | * |
4225 | | * Returns: a new #xmlAttrPtr, or NULL in case of error. |
4226 | | */ |
4227 | | xmlAttrPtr |
4228 | 0 | xmlCopyPropList(xmlNodePtr target, xmlAttrPtr cur) { |
4229 | 0 | xmlAttrPtr ret = NULL; |
4230 | 0 | xmlAttrPtr p = NULL,q; |
4231 | |
|
4232 | 0 | if ((target != NULL) && (target->type != XML_ELEMENT_NODE)) |
4233 | 0 | return(NULL); |
4234 | 0 | while (cur != NULL) { |
4235 | 0 | q = xmlCopyProp(target, cur); |
4236 | 0 | if (q == NULL) { |
4237 | 0 | xmlFreePropList(ret); |
4238 | 0 | return(NULL); |
4239 | 0 | } |
4240 | 0 | if (p == NULL) { |
4241 | 0 | ret = p = q; |
4242 | 0 | } else { |
4243 | 0 | p->next = q; |
4244 | 0 | q->prev = p; |
4245 | 0 | p = q; |
4246 | 0 | } |
4247 | 0 | cur = cur->next; |
4248 | 0 | } |
4249 | 0 | return(ret); |
4250 | 0 | } |
4251 | | |
4252 | | /* |
4253 | | * NOTE about the CopyNode operations ! |
4254 | | * |
4255 | | * They are split into external and internal parts for one |
4256 | | * tricky reason: namespaces. Doing a direct copy of a node |
4257 | | * say RPM:Copyright without changing the namespace pointer to |
4258 | | * something else can produce stale links. One way to do it is |
4259 | | * to keep a reference counter but this doesn't work as soon |
4260 | | * as one moves the element or the subtree out of the scope of |
4261 | | * the existing namespace. The actual solution seems to be to add |
4262 | | * a copy of the namespace at the top of the copied tree if |
4263 | | * not available in the subtree. |
4264 | | * Hence two functions, the public front-end call the inner ones |
4265 | | * The argument "recursive" normally indicates a recursive copy |
4266 | | * of the node with values 0 (no) and 1 (yes). For XInclude, |
4267 | | * however, we allow a value of 2 to indicate copy properties and |
4268 | | * namespace info, but don't recurse on children. |
4269 | | */ |
4270 | | |
4271 | | xmlNodePtr |
4272 | | xmlStaticCopyNode(xmlNodePtr node, xmlDocPtr doc, xmlNodePtr parent, |
4273 | 0 | int extended) { |
4274 | 0 | xmlNodePtr ret; |
4275 | |
|
4276 | 0 | if (node == NULL) return(NULL); |
4277 | 0 | switch (node->type) { |
4278 | 0 | case XML_TEXT_NODE: |
4279 | 0 | case XML_CDATA_SECTION_NODE: |
4280 | 0 | case XML_ELEMENT_NODE: |
4281 | 0 | case XML_DOCUMENT_FRAG_NODE: |
4282 | 0 | case XML_ENTITY_REF_NODE: |
4283 | 0 | case XML_ENTITY_NODE: |
4284 | 0 | case XML_PI_NODE: |
4285 | 0 | case XML_COMMENT_NODE: |
4286 | 0 | case XML_XINCLUDE_START: |
4287 | 0 | case XML_XINCLUDE_END: |
4288 | 0 | break; |
4289 | 0 | case XML_ATTRIBUTE_NODE: |
4290 | 0 | return((xmlNodePtr) xmlCopyPropInternal(doc, parent, (xmlAttrPtr) node)); |
4291 | 0 | case XML_NAMESPACE_DECL: |
4292 | 0 | return((xmlNodePtr) xmlCopyNamespaceList((xmlNsPtr) node)); |
4293 | | |
4294 | 0 | case XML_DOCUMENT_NODE: |
4295 | 0 | case XML_HTML_DOCUMENT_NODE: |
4296 | 0 | #ifdef LIBXML_TREE_ENABLED |
4297 | 0 | return((xmlNodePtr) xmlCopyDoc((xmlDocPtr) node, extended)); |
4298 | 0 | #endif /* LIBXML_TREE_ENABLED */ |
4299 | 0 | case XML_DOCUMENT_TYPE_NODE: |
4300 | 0 | case XML_NOTATION_NODE: |
4301 | 0 | case XML_DTD_NODE: |
4302 | 0 | case XML_ELEMENT_DECL: |
4303 | 0 | case XML_ATTRIBUTE_DECL: |
4304 | 0 | case XML_ENTITY_DECL: |
4305 | 0 | return(NULL); |
4306 | 0 | } |
4307 | | |
4308 | | /* |
4309 | | * Allocate a new node and fill the fields. |
4310 | | */ |
4311 | 0 | ret = (xmlNodePtr) xmlMalloc(sizeof(xmlNode)); |
4312 | 0 | if (ret == NULL) { |
4313 | 0 | xmlTreeErrMemory("copying node"); |
4314 | 0 | return(NULL); |
4315 | 0 | } |
4316 | 0 | memset(ret, 0, sizeof(xmlNode)); |
4317 | 0 | ret->type = node->type; |
4318 | |
|
4319 | 0 | ret->doc = doc; |
4320 | 0 | ret->parent = parent; |
4321 | 0 | if (node->name == xmlStringText) |
4322 | 0 | ret->name = xmlStringText; |
4323 | 0 | else if (node->name == xmlStringTextNoenc) |
4324 | 0 | ret->name = xmlStringTextNoenc; |
4325 | 0 | else if (node->name == xmlStringComment) |
4326 | 0 | ret->name = xmlStringComment; |
4327 | 0 | else if (node->name != NULL) { |
4328 | 0 | if ((doc != NULL) && (doc->dict != NULL)) |
4329 | 0 | ret->name = xmlDictLookup(doc->dict, node->name, -1); |
4330 | 0 | else |
4331 | 0 | ret->name = xmlStrdup(node->name); |
4332 | 0 | } |
4333 | 0 | if ((node->type != XML_ELEMENT_NODE) && |
4334 | 0 | (node->content != NULL) && |
4335 | 0 | (node->type != XML_ENTITY_REF_NODE) && |
4336 | 0 | (node->type != XML_XINCLUDE_END) && |
4337 | 0 | (node->type != XML_XINCLUDE_START)) { |
4338 | 0 | ret->content = xmlStrdup(node->content); |
4339 | 0 | }else{ |
4340 | 0 | if (node->type == XML_ELEMENT_NODE) |
4341 | 0 | ret->line = node->line; |
4342 | 0 | } |
4343 | 0 | if (parent != NULL) { |
4344 | 0 | xmlNodePtr tmp; |
4345 | | |
4346 | | /* |
4347 | | * this is a tricky part for the node register thing: |
4348 | | * in case ret does get coalesced in xmlAddChild |
4349 | | * the deregister-node callback is called; so we register ret now already |
4350 | | */ |
4351 | 0 | if ((__xmlRegisterCallbacks) && (xmlRegisterNodeDefaultValue)) |
4352 | 0 | xmlRegisterNodeDefaultValue((xmlNodePtr)ret); |
4353 | | |
4354 | | /* |
4355 | | * Note that since ret->parent is already set, xmlAddChild will |
4356 | | * return early and not actually insert the node. It will only |
4357 | | * coalesce text nodes and unnecessarily call xmlSetTreeDoc. |
4358 | | * Assuming that the subtree to be copied always has its text |
4359 | | * nodes coalesced, the somewhat confusing call to xmlAddChild |
4360 | | * could be removed. |
4361 | | */ |
4362 | 0 | tmp = xmlAddChild(parent, ret); |
4363 | | /* node could have coalesced */ |
4364 | 0 | if (tmp != ret) |
4365 | 0 | return(tmp); |
4366 | 0 | } |
4367 | | |
4368 | 0 | if (!extended) |
4369 | 0 | goto out; |
4370 | 0 | if (((node->type == XML_ELEMENT_NODE) || |
4371 | 0 | (node->type == XML_XINCLUDE_START)) && (node->nsDef != NULL)) |
4372 | 0 | ret->nsDef = xmlCopyNamespaceList(node->nsDef); |
4373 | |
|
4374 | 0 | if (node->ns != NULL) { |
4375 | 0 | xmlNsPtr ns; |
4376 | |
|
4377 | 0 | ns = xmlSearchNs(doc, ret, node->ns->prefix); |
4378 | 0 | if (ns == NULL) { |
4379 | | /* |
4380 | | * Humm, we are copying an element whose namespace is defined |
4381 | | * out of the new tree scope. Search it in the original tree |
4382 | | * and add it at the top of the new tree |
4383 | | */ |
4384 | 0 | ns = xmlSearchNs(node->doc, node, node->ns->prefix); |
4385 | 0 | if (ns != NULL) { |
4386 | 0 | xmlNodePtr root = ret; |
4387 | |
|
4388 | 0 | while (root->parent != NULL) root = root->parent; |
4389 | 0 | ret->ns = xmlNewNs(root, ns->href, ns->prefix); |
4390 | 0 | } else { |
4391 | 0 | ret->ns = xmlNewReconciledNs(doc, ret, node->ns); |
4392 | 0 | } |
4393 | 0 | } else { |
4394 | | /* |
4395 | | * reference the existing namespace definition in our own tree. |
4396 | | */ |
4397 | 0 | ret->ns = ns; |
4398 | 0 | } |
4399 | 0 | } |
4400 | 0 | if (((node->type == XML_ELEMENT_NODE) || |
4401 | 0 | (node->type == XML_XINCLUDE_START)) && (node->properties != NULL)) |
4402 | 0 | ret->properties = xmlCopyPropList(ret, node->properties); |
4403 | 0 | if (node->type == XML_ENTITY_REF_NODE) { |
4404 | 0 | if ((doc == NULL) || (node->doc != doc)) { |
4405 | | /* |
4406 | | * The copied node will go into a separate document, so |
4407 | | * to avoid dangling references to the ENTITY_DECL node |
4408 | | * we cannot keep the reference. Try to find it in the |
4409 | | * target document. |
4410 | | */ |
4411 | 0 | ret->children = (xmlNodePtr) xmlGetDocEntity(doc, ret->name); |
4412 | 0 | } else { |
4413 | 0 | ret->children = node->children; |
4414 | 0 | } |
4415 | 0 | ret->last = ret->children; |
4416 | 0 | } else if ((node->children != NULL) && (extended != 2)) { |
4417 | 0 | xmlNodePtr cur, insert; |
4418 | |
|
4419 | 0 | cur = node->children; |
4420 | 0 | insert = ret; |
4421 | 0 | while (cur != NULL) { |
4422 | 0 | xmlNodePtr copy = xmlStaticCopyNode(cur, doc, insert, 2); |
4423 | 0 | if (copy == NULL) { |
4424 | 0 | xmlFreeNode(ret); |
4425 | 0 | return(NULL); |
4426 | 0 | } |
4427 | | |
4428 | | /* Check for coalesced text nodes */ |
4429 | 0 | if (insert->last != copy) { |
4430 | 0 | if (insert->last == NULL) { |
4431 | 0 | insert->children = copy; |
4432 | 0 | } else { |
4433 | 0 | copy->prev = insert->last; |
4434 | 0 | insert->last->next = copy; |
4435 | 0 | } |
4436 | 0 | insert->last = copy; |
4437 | 0 | } |
4438 | |
|
4439 | 0 | if ((cur->type != XML_ENTITY_REF_NODE) && |
4440 | 0 | (cur->children != NULL)) { |
4441 | 0 | cur = cur->children; |
4442 | 0 | insert = copy; |
4443 | 0 | continue; |
4444 | 0 | } |
4445 | | |
4446 | 0 | while (1) { |
4447 | 0 | if (cur->next != NULL) { |
4448 | 0 | cur = cur->next; |
4449 | 0 | break; |
4450 | 0 | } |
4451 | | |
4452 | 0 | cur = cur->parent; |
4453 | 0 | insert = insert->parent; |
4454 | 0 | if (cur == node) { |
4455 | 0 | cur = NULL; |
4456 | 0 | break; |
4457 | 0 | } |
4458 | 0 | } |
4459 | 0 | } |
4460 | 0 | } |
4461 | | |
4462 | 0 | out: |
4463 | | /* if parent != NULL we already registered the node above */ |
4464 | 0 | if ((parent == NULL) && |
4465 | 0 | ((__xmlRegisterCallbacks) && (xmlRegisterNodeDefaultValue))) |
4466 | 0 | xmlRegisterNodeDefaultValue((xmlNodePtr)ret); |
4467 | 0 | return(ret); |
4468 | 0 | } |
4469 | | |
4470 | | xmlNodePtr |
4471 | 0 | xmlStaticCopyNodeList(xmlNodePtr node, xmlDocPtr doc, xmlNodePtr parent) { |
4472 | 0 | xmlNodePtr ret = NULL; |
4473 | 0 | xmlNodePtr p = NULL,q; |
4474 | |
|
4475 | 0 | while (node != NULL) { |
4476 | 0 | #ifdef LIBXML_TREE_ENABLED |
4477 | 0 | if (node->type == XML_DTD_NODE ) { |
4478 | 0 | if (doc == NULL) { |
4479 | 0 | node = node->next; |
4480 | 0 | continue; |
4481 | 0 | } |
4482 | 0 | if (doc->intSubset == NULL) { |
4483 | 0 | q = (xmlNodePtr) xmlCopyDtd( (xmlDtdPtr) node ); |
4484 | 0 | if (q == NULL) goto error; |
4485 | 0 | q->doc = doc; |
4486 | 0 | q->parent = parent; |
4487 | 0 | doc->intSubset = (xmlDtdPtr) q; |
4488 | 0 | xmlAddChild(parent, q); |
4489 | 0 | } else { |
4490 | 0 | q = (xmlNodePtr) doc->intSubset; |
4491 | 0 | xmlAddChild(parent, q); |
4492 | 0 | } |
4493 | 0 | } else |
4494 | 0 | #endif /* LIBXML_TREE_ENABLED */ |
4495 | 0 | q = xmlStaticCopyNode(node, doc, parent, 1); |
4496 | 0 | if (q == NULL) goto error; |
4497 | 0 | if (ret == NULL) { |
4498 | 0 | q->prev = NULL; |
4499 | 0 | ret = p = q; |
4500 | 0 | } else if (p != q) { |
4501 | | /* the test is required if xmlStaticCopyNode coalesced 2 text nodes */ |
4502 | 0 | p->next = q; |
4503 | 0 | q->prev = p; |
4504 | 0 | p = q; |
4505 | 0 | } |
4506 | 0 | node = node->next; |
4507 | 0 | } |
4508 | 0 | return(ret); |
4509 | 0 | error: |
4510 | 0 | xmlFreeNodeList(ret); |
4511 | 0 | return(NULL); |
4512 | 0 | } |
4513 | | |
4514 | | /** |
4515 | | * xmlCopyNode: |
4516 | | * @node: the node |
4517 | | * @extended: if 1 do a recursive copy (properties, namespaces and children |
4518 | | * when applicable) |
4519 | | * if 2 copy properties and namespaces (when applicable) |
4520 | | * |
4521 | | * Do a copy of the node. |
4522 | | * |
4523 | | * Returns: a new #xmlNodePtr, or NULL in case of error. |
4524 | | */ |
4525 | | xmlNodePtr |
4526 | 0 | xmlCopyNode(xmlNodePtr node, int extended) { |
4527 | 0 | xmlNodePtr ret; |
4528 | |
|
4529 | 0 | ret = xmlStaticCopyNode(node, NULL, NULL, extended); |
4530 | 0 | return(ret); |
4531 | 0 | } |
4532 | | |
4533 | | /** |
4534 | | * xmlDocCopyNode: |
4535 | | * @node: the node |
4536 | | * @doc: the document |
4537 | | * @extended: if 1 do a recursive copy (properties, namespaces and children |
4538 | | * when applicable) |
4539 | | * if 2 copy properties and namespaces (when applicable) |
4540 | | * |
4541 | | * Do a copy of the node to a given document. |
4542 | | * |
4543 | | * Returns: a new #xmlNodePtr, or NULL in case of error. |
4544 | | */ |
4545 | | xmlNodePtr |
4546 | 0 | xmlDocCopyNode(xmlNodePtr node, xmlDocPtr doc, int extended) { |
4547 | 0 | xmlNodePtr ret; |
4548 | |
|
4549 | 0 | ret = xmlStaticCopyNode(node, doc, NULL, extended); |
4550 | 0 | return(ret); |
4551 | 0 | } |
4552 | | |
4553 | | /** |
4554 | | * xmlDocCopyNodeList: |
4555 | | * @doc: the target document |
4556 | | * @node: the first node in the list. |
4557 | | * |
4558 | | * Do a recursive copy of the node list. |
4559 | | * |
4560 | | * Returns: a new #xmlNodePtr, or NULL in case of error. |
4561 | | */ |
4562 | 0 | xmlNodePtr xmlDocCopyNodeList(xmlDocPtr doc, xmlNodePtr node) { |
4563 | 0 | xmlNodePtr ret = xmlStaticCopyNodeList(node, doc, NULL); |
4564 | 0 | return(ret); |
4565 | 0 | } |
4566 | | |
4567 | | /** |
4568 | | * xmlCopyNodeList: |
4569 | | * @node: the first node in the list. |
4570 | | * |
4571 | | * Do a recursive copy of the node list. |
4572 | | * Use xmlDocCopyNodeList() if possible to ensure string interning. |
4573 | | * |
4574 | | * Returns: a new #xmlNodePtr, or NULL in case of error. |
4575 | | */ |
4576 | 0 | xmlNodePtr xmlCopyNodeList(xmlNodePtr node) { |
4577 | 0 | xmlNodePtr ret = xmlStaticCopyNodeList(node, NULL, NULL); |
4578 | 0 | return(ret); |
4579 | 0 | } |
4580 | | |
4581 | | #if defined(LIBXML_TREE_ENABLED) |
4582 | | /** |
4583 | | * xmlCopyDtd: |
4584 | | * @dtd: the dtd |
4585 | | * |
4586 | | * Do a copy of the dtd. |
4587 | | * |
4588 | | * Returns: a new #xmlDtdPtr, or NULL in case of error. |
4589 | | */ |
4590 | | xmlDtdPtr |
4591 | 0 | xmlCopyDtd(xmlDtdPtr dtd) { |
4592 | 0 | xmlDtdPtr ret; |
4593 | 0 | xmlNodePtr cur, p = NULL, q; |
4594 | |
|
4595 | 0 | if (dtd == NULL) return(NULL); |
4596 | 0 | ret = xmlNewDtd(NULL, dtd->name, dtd->ExternalID, dtd->SystemID); |
4597 | 0 | if (ret == NULL) return(NULL); |
4598 | 0 | if (dtd->entities != NULL) |
4599 | 0 | ret->entities = (void *) xmlCopyEntitiesTable( |
4600 | 0 | (xmlEntitiesTablePtr) dtd->entities); |
4601 | 0 | if (dtd->notations != NULL) |
4602 | 0 | ret->notations = (void *) xmlCopyNotationTable( |
4603 | 0 | (xmlNotationTablePtr) dtd->notations); |
4604 | 0 | if (dtd->elements != NULL) |
4605 | 0 | ret->elements = (void *) xmlCopyElementTable( |
4606 | 0 | (xmlElementTablePtr) dtd->elements); |
4607 | 0 | if (dtd->attributes != NULL) |
4608 | 0 | ret->attributes = (void *) xmlCopyAttributeTable( |
4609 | 0 | (xmlAttributeTablePtr) dtd->attributes); |
4610 | 0 | if (dtd->pentities != NULL) |
4611 | 0 | ret->pentities = (void *) xmlCopyEntitiesTable( |
4612 | 0 | (xmlEntitiesTablePtr) dtd->pentities); |
4613 | |
|
4614 | 0 | cur = dtd->children; |
4615 | 0 | while (cur != NULL) { |
4616 | 0 | q = NULL; |
4617 | |
|
4618 | 0 | if (cur->type == XML_ENTITY_DECL) { |
4619 | 0 | xmlEntityPtr tmp = (xmlEntityPtr) cur; |
4620 | 0 | switch (tmp->etype) { |
4621 | 0 | case XML_INTERNAL_GENERAL_ENTITY: |
4622 | 0 | case XML_EXTERNAL_GENERAL_PARSED_ENTITY: |
4623 | 0 | case XML_EXTERNAL_GENERAL_UNPARSED_ENTITY: |
4624 | 0 | q = (xmlNodePtr) xmlGetEntityFromDtd(ret, tmp->name); |
4625 | 0 | break; |
4626 | 0 | case XML_INTERNAL_PARAMETER_ENTITY: |
4627 | 0 | case XML_EXTERNAL_PARAMETER_ENTITY: |
4628 | 0 | q = (xmlNodePtr) |
4629 | 0 | xmlGetParameterEntityFromDtd(ret, tmp->name); |
4630 | 0 | break; |
4631 | 0 | case XML_INTERNAL_PREDEFINED_ENTITY: |
4632 | 0 | break; |
4633 | 0 | } |
4634 | 0 | } else if (cur->type == XML_ELEMENT_DECL) { |
4635 | 0 | xmlElementPtr tmp = (xmlElementPtr) cur; |
4636 | 0 | q = (xmlNodePtr) |
4637 | 0 | xmlGetDtdQElementDesc(ret, tmp->name, tmp->prefix); |
4638 | 0 | } else if (cur->type == XML_ATTRIBUTE_DECL) { |
4639 | 0 | xmlAttributePtr tmp = (xmlAttributePtr) cur; |
4640 | 0 | q = (xmlNodePtr) |
4641 | 0 | xmlGetDtdQAttrDesc(ret, tmp->elem, tmp->name, tmp->prefix); |
4642 | 0 | } else if (cur->type == XML_COMMENT_NODE) { |
4643 | 0 | q = xmlCopyNode(cur, 0); |
4644 | 0 | } |
4645 | | |
4646 | 0 | if (q == NULL) { |
4647 | 0 | cur = cur->next; |
4648 | 0 | continue; |
4649 | 0 | } |
4650 | | |
4651 | 0 | if (p == NULL) |
4652 | 0 | ret->children = q; |
4653 | 0 | else |
4654 | 0 | p->next = q; |
4655 | |
|
4656 | 0 | q->prev = p; |
4657 | 0 | q->parent = (xmlNodePtr) ret; |
4658 | 0 | q->next = NULL; |
4659 | 0 | ret->last = q; |
4660 | 0 | p = q; |
4661 | 0 | cur = cur->next; |
4662 | 0 | } |
4663 | | |
4664 | 0 | return(ret); |
4665 | 0 | } |
4666 | | #endif |
4667 | | |
4668 | | #if defined(LIBXML_TREE_ENABLED) || defined(LIBXML_SCHEMAS_ENABLED) |
4669 | | /** |
4670 | | * xmlCopyDoc: |
4671 | | * @doc: the document |
4672 | | * @recursive: if not zero do a recursive copy. |
4673 | | * |
4674 | | * Do a copy of the document info. If recursive, the content tree will |
4675 | | * be copied too as well as DTD, namespaces and entities. |
4676 | | * |
4677 | | * Returns: a new #xmlDocPtr, or NULL in case of error. |
4678 | | */ |
4679 | | xmlDocPtr |
4680 | 0 | xmlCopyDoc(xmlDocPtr doc, int recursive) { |
4681 | 0 | xmlDocPtr ret; |
4682 | |
|
4683 | 0 | if (doc == NULL) return(NULL); |
4684 | 0 | ret = xmlNewDoc(doc->version); |
4685 | 0 | if (ret == NULL) return(NULL); |
4686 | 0 | ret->type = doc->type; |
4687 | 0 | if (doc->name != NULL) |
4688 | 0 | ret->name = xmlMemStrdup(doc->name); |
4689 | 0 | if (doc->encoding != NULL) |
4690 | 0 | ret->encoding = xmlStrdup(doc->encoding); |
4691 | 0 | if (doc->URL != NULL) |
4692 | 0 | ret->URL = xmlStrdup(doc->URL); |
4693 | 0 | ret->charset = doc->charset; |
4694 | 0 | ret->compression = doc->compression; |
4695 | 0 | ret->standalone = doc->standalone; |
4696 | 0 | if (!recursive) return(ret); |
4697 | | |
4698 | 0 | ret->last = NULL; |
4699 | 0 | ret->children = NULL; |
4700 | 0 | #ifdef LIBXML_TREE_ENABLED |
4701 | 0 | if (doc->intSubset != NULL) { |
4702 | 0 | ret->intSubset = xmlCopyDtd(doc->intSubset); |
4703 | 0 | if (ret->intSubset == NULL) { |
4704 | 0 | xmlFreeDoc(ret); |
4705 | 0 | return(NULL); |
4706 | 0 | } |
4707 | 0 | xmlSetTreeDoc((xmlNodePtr)ret->intSubset, ret); |
4708 | 0 | ret->intSubset->parent = ret; |
4709 | 0 | } |
4710 | 0 | #endif |
4711 | 0 | if (doc->oldNs != NULL) |
4712 | 0 | ret->oldNs = xmlCopyNamespaceList(doc->oldNs); |
4713 | 0 | if (doc->children != NULL) { |
4714 | 0 | xmlNodePtr tmp; |
4715 | |
|
4716 | 0 | ret->children = xmlStaticCopyNodeList(doc->children, ret, |
4717 | 0 | (xmlNodePtr)ret); |
4718 | 0 | ret->last = NULL; |
4719 | 0 | tmp = ret->children; |
4720 | 0 | while (tmp != NULL) { |
4721 | 0 | if (tmp->next == NULL) |
4722 | 0 | ret->last = tmp; |
4723 | 0 | tmp = tmp->next; |
4724 | 0 | } |
4725 | 0 | } |
4726 | 0 | return(ret); |
4727 | 0 | } |
4728 | | #endif /* LIBXML_TREE_ENABLED */ |
4729 | | |
4730 | | /************************************************************************ |
4731 | | * * |
4732 | | * Content access functions * |
4733 | | * * |
4734 | | ************************************************************************/ |
4735 | | |
4736 | | /** |
4737 | | * xmlGetLineNoInternal: |
4738 | | * @node: valid node |
4739 | | * @depth: used to limit any risk of recursion |
4740 | | * |
4741 | | * Get line number of @node. |
4742 | | * Try to override the limitation of lines being store in 16 bits ints |
4743 | | * |
4744 | | * Returns the line number if successful, -1 otherwise |
4745 | | */ |
4746 | | static long |
4747 | | xmlGetLineNoInternal(const xmlNode *node, int depth) |
4748 | 3.55k | { |
4749 | 3.55k | long result = -1; |
4750 | | |
4751 | 3.55k | if (depth >= 5) |
4752 | 30 | return(-1); |
4753 | | |
4754 | 3.52k | if (!node) |
4755 | 6 | return result; |
4756 | 3.52k | if ((node->type == XML_ELEMENT_NODE) || |
4757 | 3.52k | (node->type == XML_TEXT_NODE) || |
4758 | 3.52k | (node->type == XML_COMMENT_NODE) || |
4759 | 3.52k | (node->type == XML_PI_NODE)) { |
4760 | 3.52k | if (node->line == 65535) { |
4761 | 151 | if ((node->type == XML_TEXT_NODE) && (node->psvi != NULL)) |
4762 | 0 | result = (long) (ptrdiff_t) node->psvi; |
4763 | 151 | else if ((node->type == XML_ELEMENT_NODE) && |
4764 | 151 | (node->children != NULL)) |
4765 | 0 | result = xmlGetLineNoInternal(node->children, depth + 1); |
4766 | 151 | else if (node->next != NULL) |
4767 | 60 | result = xmlGetLineNoInternal(node->next, depth + 1); |
4768 | 91 | else if (node->prev != NULL) |
4769 | 91 | result = xmlGetLineNoInternal(node->prev, depth + 1); |
4770 | 151 | } |
4771 | 3.52k | if ((result == -1) || (result == 65535)) |
4772 | 3.51k | result = (long) node->line; |
4773 | 3.52k | } else if ((node->prev != NULL) && |
4774 | 0 | ((node->prev->type == XML_ELEMENT_NODE) || |
4775 | 0 | (node->prev->type == XML_TEXT_NODE) || |
4776 | 0 | (node->prev->type == XML_COMMENT_NODE) || |
4777 | 0 | (node->prev->type == XML_PI_NODE))) |
4778 | 0 | result = xmlGetLineNoInternal(node->prev, depth + 1); |
4779 | 0 | else if ((node->parent != NULL) && |
4780 | 0 | (node->parent->type == XML_ELEMENT_NODE)) |
4781 | 0 | result = xmlGetLineNoInternal(node->parent, depth + 1); |
4782 | | |
4783 | 3.52k | return result; |
4784 | 3.52k | } |
4785 | | |
4786 | | /** |
4787 | | * xmlGetLineNo: |
4788 | | * @node: valid node |
4789 | | * |
4790 | | * Get line number of @node. |
4791 | | * Try to override the limitation of lines being store in 16 bits ints |
4792 | | * if XML_PARSE_BIG_LINES parser option was used |
4793 | | * |
4794 | | * Returns the line number if successful, -1 otherwise |
4795 | | */ |
4796 | | long |
4797 | | xmlGetLineNo(const xmlNode *node) |
4798 | 3.40k | { |
4799 | 3.40k | return(xmlGetLineNoInternal(node, 0)); |
4800 | 3.40k | } |
4801 | | |
4802 | | #if defined(LIBXML_TREE_ENABLED) || defined(LIBXML_DEBUG_ENABLED) |
4803 | | /** |
4804 | | * xmlGetNodePath: |
4805 | | * @node: a node |
4806 | | * |
4807 | | * Build a structure based Path for the given node |
4808 | | * |
4809 | | * Returns the new path or NULL in case of error. The caller must free |
4810 | | * the returned string |
4811 | | */ |
4812 | | xmlChar * |
4813 | | xmlGetNodePath(const xmlNode *node) |
4814 | 0 | { |
4815 | 0 | const xmlNode *cur, *tmp, *next; |
4816 | 0 | xmlChar *buffer = NULL, *temp; |
4817 | 0 | size_t buf_len; |
4818 | 0 | xmlChar *buf; |
4819 | 0 | const char *sep; |
4820 | 0 | const char *name; |
4821 | 0 | char nametemp[100]; |
4822 | 0 | int occur = 0, generic; |
4823 | |
|
4824 | 0 | if ((node == NULL) || (node->type == XML_NAMESPACE_DECL)) |
4825 | 0 | return (NULL); |
4826 | | |
4827 | 0 | buf_len = 500; |
4828 | 0 | buffer = (xmlChar *) xmlMallocAtomic(buf_len); |
4829 | 0 | if (buffer == NULL) { |
4830 | 0 | xmlTreeErrMemory("getting node path"); |
4831 | 0 | return (NULL); |
4832 | 0 | } |
4833 | 0 | buf = (xmlChar *) xmlMallocAtomic(buf_len); |
4834 | 0 | if (buf == NULL) { |
4835 | 0 | xmlTreeErrMemory("getting node path"); |
4836 | 0 | xmlFree(buffer); |
4837 | 0 | return (NULL); |
4838 | 0 | } |
4839 | | |
4840 | 0 | buffer[0] = 0; |
4841 | 0 | cur = node; |
4842 | 0 | do { |
4843 | 0 | name = ""; |
4844 | 0 | sep = "?"; |
4845 | 0 | occur = 0; |
4846 | 0 | if ((cur->type == XML_DOCUMENT_NODE) || |
4847 | 0 | (cur->type == XML_HTML_DOCUMENT_NODE)) { |
4848 | 0 | if (buffer[0] == '/') |
4849 | 0 | break; |
4850 | 0 | sep = "/"; |
4851 | 0 | next = NULL; |
4852 | 0 | } else if (cur->type == XML_ELEMENT_NODE) { |
4853 | 0 | generic = 0; |
4854 | 0 | sep = "/"; |
4855 | 0 | name = (const char *) cur->name; |
4856 | 0 | if (cur->ns) { |
4857 | 0 | if (cur->ns->prefix != NULL) { |
4858 | 0 | snprintf(nametemp, sizeof(nametemp) - 1, "%s:%s", |
4859 | 0 | (char *)cur->ns->prefix, (char *)cur->name); |
4860 | 0 | nametemp[sizeof(nametemp) - 1] = 0; |
4861 | 0 | name = nametemp; |
4862 | 0 | } else { |
4863 | | /* |
4864 | | * We cannot express named elements in the default |
4865 | | * namespace, so use "*". |
4866 | | */ |
4867 | 0 | generic = 1; |
4868 | 0 | name = "*"; |
4869 | 0 | } |
4870 | 0 | } |
4871 | 0 | next = cur->parent; |
4872 | | |
4873 | | /* |
4874 | | * Thumbler index computation |
4875 | | * TODO: the occurrence test seems bogus for namespaced names |
4876 | | */ |
4877 | 0 | tmp = cur->prev; |
4878 | 0 | while (tmp != NULL) { |
4879 | 0 | if ((tmp->type == XML_ELEMENT_NODE) && |
4880 | 0 | (generic || |
4881 | 0 | (xmlStrEqual(cur->name, tmp->name) && |
4882 | 0 | ((tmp->ns == cur->ns) || |
4883 | 0 | ((tmp->ns != NULL) && (cur->ns != NULL) && |
4884 | 0 | (xmlStrEqual(cur->ns->prefix, tmp->ns->prefix))))))) |
4885 | 0 | occur++; |
4886 | 0 | tmp = tmp->prev; |
4887 | 0 | } |
4888 | 0 | if (occur == 0) { |
4889 | 0 | tmp = cur->next; |
4890 | 0 | while (tmp != NULL && occur == 0) { |
4891 | 0 | if ((tmp->type == XML_ELEMENT_NODE) && |
4892 | 0 | (generic || |
4893 | 0 | (xmlStrEqual(cur->name, tmp->name) && |
4894 | 0 | ((tmp->ns == cur->ns) || |
4895 | 0 | ((tmp->ns != NULL) && (cur->ns != NULL) && |
4896 | 0 | (xmlStrEqual(cur->ns->prefix, tmp->ns->prefix))))))) |
4897 | 0 | occur++; |
4898 | 0 | tmp = tmp->next; |
4899 | 0 | } |
4900 | 0 | if (occur != 0) |
4901 | 0 | occur = 1; |
4902 | 0 | } else |
4903 | 0 | occur++; |
4904 | 0 | } else if (cur->type == XML_COMMENT_NODE) { |
4905 | 0 | sep = "/"; |
4906 | 0 | name = "comment()"; |
4907 | 0 | next = cur->parent; |
4908 | | |
4909 | | /* |
4910 | | * Thumbler index computation |
4911 | | */ |
4912 | 0 | tmp = cur->prev; |
4913 | 0 | while (tmp != NULL) { |
4914 | 0 | if (tmp->type == XML_COMMENT_NODE) |
4915 | 0 | occur++; |
4916 | 0 | tmp = tmp->prev; |
4917 | 0 | } |
4918 | 0 | if (occur == 0) { |
4919 | 0 | tmp = cur->next; |
4920 | 0 | while (tmp != NULL && occur == 0) { |
4921 | 0 | if (tmp->type == XML_COMMENT_NODE) |
4922 | 0 | occur++; |
4923 | 0 | tmp = tmp->next; |
4924 | 0 | } |
4925 | 0 | if (occur != 0) |
4926 | 0 | occur = 1; |
4927 | 0 | } else |
4928 | 0 | occur++; |
4929 | 0 | } else if ((cur->type == XML_TEXT_NODE) || |
4930 | 0 | (cur->type == XML_CDATA_SECTION_NODE)) { |
4931 | 0 | sep = "/"; |
4932 | 0 | name = "text()"; |
4933 | 0 | next = cur->parent; |
4934 | | |
4935 | | /* |
4936 | | * Thumbler index computation |
4937 | | */ |
4938 | 0 | tmp = cur->prev; |
4939 | 0 | while (tmp != NULL) { |
4940 | 0 | if ((tmp->type == XML_TEXT_NODE) || |
4941 | 0 | (tmp->type == XML_CDATA_SECTION_NODE)) |
4942 | 0 | occur++; |
4943 | 0 | tmp = tmp->prev; |
4944 | 0 | } |
4945 | | /* |
4946 | | * Evaluate if this is the only text- or CDATA-section-node; |
4947 | | * if yes, then we'll get "text()", otherwise "text()[1]". |
4948 | | */ |
4949 | 0 | if (occur == 0) { |
4950 | 0 | tmp = cur->next; |
4951 | 0 | while (tmp != NULL) { |
4952 | 0 | if ((tmp->type == XML_TEXT_NODE) || |
4953 | 0 | (tmp->type == XML_CDATA_SECTION_NODE)) |
4954 | 0 | { |
4955 | 0 | occur = 1; |
4956 | 0 | break; |
4957 | 0 | } |
4958 | 0 | tmp = tmp->next; |
4959 | 0 | } |
4960 | 0 | } else |
4961 | 0 | occur++; |
4962 | 0 | } else if (cur->type == XML_PI_NODE) { |
4963 | 0 | sep = "/"; |
4964 | 0 | snprintf(nametemp, sizeof(nametemp) - 1, |
4965 | 0 | "processing-instruction('%s')", (char *)cur->name); |
4966 | 0 | nametemp[sizeof(nametemp) - 1] = 0; |
4967 | 0 | name = nametemp; |
4968 | |
|
4969 | 0 | next = cur->parent; |
4970 | | |
4971 | | /* |
4972 | | * Thumbler index computation |
4973 | | */ |
4974 | 0 | tmp = cur->prev; |
4975 | 0 | while (tmp != NULL) { |
4976 | 0 | if ((tmp->type == XML_PI_NODE) && |
4977 | 0 | (xmlStrEqual(cur->name, tmp->name))) |
4978 | 0 | occur++; |
4979 | 0 | tmp = tmp->prev; |
4980 | 0 | } |
4981 | 0 | if (occur == 0) { |
4982 | 0 | tmp = cur->next; |
4983 | 0 | while (tmp != NULL && occur == 0) { |
4984 | 0 | if ((tmp->type == XML_PI_NODE) && |
4985 | 0 | (xmlStrEqual(cur->name, tmp->name))) |
4986 | 0 | occur++; |
4987 | 0 | tmp = tmp->next; |
4988 | 0 | } |
4989 | 0 | if (occur != 0) |
4990 | 0 | occur = 1; |
4991 | 0 | } else |
4992 | 0 | occur++; |
4993 | |
|
4994 | 0 | } else if (cur->type == XML_ATTRIBUTE_NODE) { |
4995 | 0 | sep = "/@"; |
4996 | 0 | name = (const char *) (((xmlAttrPtr) cur)->name); |
4997 | 0 | if (cur->ns) { |
4998 | 0 | if (cur->ns->prefix != NULL) |
4999 | 0 | snprintf(nametemp, sizeof(nametemp) - 1, "%s:%s", |
5000 | 0 | (char *)cur->ns->prefix, (char *)cur->name); |
5001 | 0 | else |
5002 | 0 | snprintf(nametemp, sizeof(nametemp) - 1, "%s", |
5003 | 0 | (char *)cur->name); |
5004 | 0 | nametemp[sizeof(nametemp) - 1] = 0; |
5005 | 0 | name = nametemp; |
5006 | 0 | } |
5007 | 0 | next = ((xmlAttrPtr) cur)->parent; |
5008 | 0 | } else { |
5009 | 0 | xmlFree(buf); |
5010 | 0 | xmlFree(buffer); |
5011 | 0 | return (NULL); |
5012 | 0 | } |
5013 | | |
5014 | | /* |
5015 | | * Make sure there is enough room |
5016 | | */ |
5017 | 0 | if (xmlStrlen(buffer) + sizeof(nametemp) + 20 > buf_len) { |
5018 | 0 | buf_len = |
5019 | 0 | 2 * buf_len + xmlStrlen(buffer) + sizeof(nametemp) + 20; |
5020 | 0 | temp = (xmlChar *) xmlRealloc(buffer, buf_len); |
5021 | 0 | if (temp == NULL) { |
5022 | 0 | xmlTreeErrMemory("getting node path"); |
5023 | 0 | xmlFree(buf); |
5024 | 0 | xmlFree(buffer); |
5025 | 0 | return (NULL); |
5026 | 0 | } |
5027 | 0 | buffer = temp; |
5028 | 0 | temp = (xmlChar *) xmlRealloc(buf, buf_len); |
5029 | 0 | if (temp == NULL) { |
5030 | 0 | xmlTreeErrMemory("getting node path"); |
5031 | 0 | xmlFree(buf); |
5032 | 0 | xmlFree(buffer); |
5033 | 0 | return (NULL); |
5034 | 0 | } |
5035 | 0 | buf = temp; |
5036 | 0 | } |
5037 | 0 | if (occur == 0) |
5038 | 0 | snprintf((char *) buf, buf_len, "%s%s%s", |
5039 | 0 | sep, name, (char *) buffer); |
5040 | 0 | else |
5041 | 0 | snprintf((char *) buf, buf_len, "%s%s[%d]%s", |
5042 | 0 | sep, name, occur, (char *) buffer); |
5043 | 0 | snprintf((char *) buffer, buf_len, "%s", (char *)buf); |
5044 | 0 | cur = next; |
5045 | 0 | } while (cur != NULL); |
5046 | 0 | xmlFree(buf); |
5047 | 0 | return (buffer); |
5048 | 0 | } |
5049 | | #endif /* LIBXML_TREE_ENABLED */ |
5050 | | |
5051 | | /** |
5052 | | * xmlDocGetRootElement: |
5053 | | * @doc: the document |
5054 | | * |
5055 | | * Get the root element of the document (doc->children is a list |
5056 | | * containing possibly comments, PIs, etc ...). |
5057 | | * |
5058 | | * Returns the #xmlNodePtr for the root or NULL |
5059 | | */ |
5060 | | xmlNodePtr |
5061 | 10.5k | xmlDocGetRootElement(const xmlDoc *doc) { |
5062 | 10.5k | xmlNodePtr ret; |
5063 | | |
5064 | 10.5k | if (doc == NULL) return(NULL); |
5065 | 10.5k | ret = doc->children; |
5066 | 12.6k | while (ret != NULL) { |
5067 | 12.5k | if (ret->type == XML_ELEMENT_NODE) |
5068 | 10.3k | return(ret); |
5069 | 2.18k | ret = ret->next; |
5070 | 2.18k | } |
5071 | 178 | return(ret); |
5072 | 10.5k | } |
5073 | | |
5074 | | #if defined(LIBXML_TREE_ENABLED) || defined(LIBXML_WRITER_ENABLED) |
5075 | | /** |
5076 | | * xmlDocSetRootElement: |
5077 | | * @doc: the document |
5078 | | * @root: the new document root element, if root is NULL no action is taken, |
5079 | | * to remove a node from a document use xmlUnlinkNode(root) instead. |
5080 | | * |
5081 | | * Set the root element of the document (doc->children is a list |
5082 | | * containing possibly comments, PIs, etc ...). |
5083 | | * |
5084 | | * Returns the old root element if any was found, NULL if root was NULL |
5085 | | */ |
5086 | | xmlNodePtr |
5087 | 0 | xmlDocSetRootElement(xmlDocPtr doc, xmlNodePtr root) { |
5088 | 0 | xmlNodePtr old = NULL; |
5089 | |
|
5090 | 0 | if (doc == NULL) return(NULL); |
5091 | 0 | if ((root == NULL) || (root->type == XML_NAMESPACE_DECL)) |
5092 | 0 | return(NULL); |
5093 | 0 | xmlUnlinkNode(root); |
5094 | 0 | xmlSetTreeDoc(root, doc); |
5095 | 0 | root->parent = (xmlNodePtr) doc; |
5096 | 0 | old = doc->children; |
5097 | 0 | while (old != NULL) { |
5098 | 0 | if (old->type == XML_ELEMENT_NODE) |
5099 | 0 | break; |
5100 | 0 | old = old->next; |
5101 | 0 | } |
5102 | 0 | if (old == NULL) { |
5103 | 0 | if (doc->children == NULL) { |
5104 | 0 | doc->children = root; |
5105 | 0 | doc->last = root; |
5106 | 0 | } else { |
5107 | 0 | xmlAddSibling(doc->children, root); |
5108 | 0 | } |
5109 | 0 | } else { |
5110 | 0 | xmlReplaceNode(old, root); |
5111 | 0 | } |
5112 | 0 | return(old); |
5113 | 0 | } |
5114 | | #endif |
5115 | | |
5116 | | #if defined(LIBXML_TREE_ENABLED) |
5117 | | /** |
5118 | | * xmlNodeSetLang: |
5119 | | * @cur: the node being changed |
5120 | | * @lang: the language description |
5121 | | * |
5122 | | * Set the language of a node, i.e. the values of the xml:lang |
5123 | | * attribute. |
5124 | | */ |
5125 | | void |
5126 | 0 | xmlNodeSetLang(xmlNodePtr cur, const xmlChar *lang) { |
5127 | 0 | xmlNsPtr ns; |
5128 | |
|
5129 | 0 | if (cur == NULL) return; |
5130 | 0 | switch(cur->type) { |
5131 | 0 | case XML_TEXT_NODE: |
5132 | 0 | case XML_CDATA_SECTION_NODE: |
5133 | 0 | case XML_COMMENT_NODE: |
5134 | 0 | case XML_DOCUMENT_NODE: |
5135 | 0 | case XML_DOCUMENT_TYPE_NODE: |
5136 | 0 | case XML_DOCUMENT_FRAG_NODE: |
5137 | 0 | case XML_NOTATION_NODE: |
5138 | 0 | case XML_HTML_DOCUMENT_NODE: |
5139 | 0 | case XML_DTD_NODE: |
5140 | 0 | case XML_ELEMENT_DECL: |
5141 | 0 | case XML_ATTRIBUTE_DECL: |
5142 | 0 | case XML_ENTITY_DECL: |
5143 | 0 | case XML_PI_NODE: |
5144 | 0 | case XML_ENTITY_REF_NODE: |
5145 | 0 | case XML_ENTITY_NODE: |
5146 | 0 | case XML_NAMESPACE_DECL: |
5147 | 0 | case XML_XINCLUDE_START: |
5148 | 0 | case XML_XINCLUDE_END: |
5149 | 0 | return; |
5150 | 0 | case XML_ELEMENT_NODE: |
5151 | 0 | case XML_ATTRIBUTE_NODE: |
5152 | 0 | break; |
5153 | 0 | } |
5154 | 0 | ns = xmlSearchNsByHref(cur->doc, cur, XML_XML_NAMESPACE); |
5155 | 0 | if (ns == NULL) |
5156 | 0 | return; |
5157 | 0 | xmlSetNsProp(cur, ns, BAD_CAST "lang", lang); |
5158 | 0 | } |
5159 | | #endif /* LIBXML_TREE_ENABLED */ |
5160 | | |
5161 | | /** |
5162 | | * xmlNodeGetLang: |
5163 | | * @cur: the node being checked |
5164 | | * |
5165 | | * Searches the language of a node, i.e. the values of the xml:lang |
5166 | | * attribute or the one carried by the nearest ancestor. |
5167 | | * |
5168 | | * Returns a pointer to the lang value, or NULL if not found |
5169 | | * It's up to the caller to free the memory with xmlFree(). |
5170 | | */ |
5171 | | xmlChar * |
5172 | 0 | xmlNodeGetLang(const xmlNode *cur) { |
5173 | 0 | xmlChar *lang; |
5174 | |
|
5175 | 0 | if ((cur == NULL) || (cur->type == XML_NAMESPACE_DECL)) |
5176 | 0 | return(NULL); |
5177 | 0 | while (cur != NULL) { |
5178 | 0 | lang = xmlGetNsProp(cur, BAD_CAST "lang", XML_XML_NAMESPACE); |
5179 | 0 | if (lang != NULL) |
5180 | 0 | return(lang); |
5181 | 0 | cur = cur->parent; |
5182 | 0 | } |
5183 | 0 | return(NULL); |
5184 | 0 | } |
5185 | | |
5186 | | |
5187 | | #ifdef LIBXML_TREE_ENABLED |
5188 | | /** |
5189 | | * xmlNodeSetSpacePreserve: |
5190 | | * @cur: the node being changed |
5191 | | * @val: the xml:space value ("0": default, 1: "preserve") |
5192 | | * |
5193 | | * Set (or reset) the space preserving behaviour of a node, i.e. the |
5194 | | * value of the xml:space attribute. |
5195 | | */ |
5196 | | void |
5197 | 0 | xmlNodeSetSpacePreserve(xmlNodePtr cur, int val) { |
5198 | 0 | xmlNsPtr ns; |
5199 | |
|
5200 | 0 | if (cur == NULL) return; |
5201 | 0 | switch(cur->type) { |
5202 | 0 | case XML_TEXT_NODE: |
5203 | 0 | case XML_CDATA_SECTION_NODE: |
5204 | 0 | case XML_COMMENT_NODE: |
5205 | 0 | case XML_DOCUMENT_NODE: |
5206 | 0 | case XML_DOCUMENT_TYPE_NODE: |
5207 | 0 | case XML_DOCUMENT_FRAG_NODE: |
5208 | 0 | case XML_NOTATION_NODE: |
5209 | 0 | case XML_HTML_DOCUMENT_NODE: |
5210 | 0 | case XML_DTD_NODE: |
5211 | 0 | case XML_ELEMENT_DECL: |
5212 | 0 | case XML_ATTRIBUTE_DECL: |
5213 | 0 | case XML_ENTITY_DECL: |
5214 | 0 | case XML_PI_NODE: |
5215 | 0 | case XML_ENTITY_REF_NODE: |
5216 | 0 | case XML_ENTITY_NODE: |
5217 | 0 | case XML_NAMESPACE_DECL: |
5218 | 0 | case XML_XINCLUDE_START: |
5219 | 0 | case XML_XINCLUDE_END: |
5220 | 0 | return; |
5221 | 0 | case XML_ELEMENT_NODE: |
5222 | 0 | case XML_ATTRIBUTE_NODE: |
5223 | 0 | break; |
5224 | 0 | } |
5225 | 0 | ns = xmlSearchNsByHref(cur->doc, cur, XML_XML_NAMESPACE); |
5226 | 0 | if (ns == NULL) |
5227 | 0 | return; |
5228 | 0 | switch (val) { |
5229 | 0 | case 0: |
5230 | 0 | xmlSetNsProp(cur, ns, BAD_CAST "space", BAD_CAST "default"); |
5231 | 0 | break; |
5232 | 0 | case 1: |
5233 | 0 | xmlSetNsProp(cur, ns, BAD_CAST "space", BAD_CAST "preserve"); |
5234 | 0 | break; |
5235 | 0 | } |
5236 | 0 | } |
5237 | | #endif /* LIBXML_TREE_ENABLED */ |
5238 | | |
5239 | | /** |
5240 | | * xmlNodeGetSpacePreserve: |
5241 | | * @cur: the node being checked |
5242 | | * |
5243 | | * Searches the space preserving behaviour of a node, i.e. the values |
5244 | | * of the xml:space attribute or the one carried by the nearest |
5245 | | * ancestor. |
5246 | | * |
5247 | | * Returns -1 if xml:space is not inherited, 0 if "default", 1 if "preserve" |
5248 | | */ |
5249 | | int |
5250 | 0 | xmlNodeGetSpacePreserve(const xmlNode *cur) { |
5251 | 0 | xmlChar *space; |
5252 | |
|
5253 | 0 | if ((cur == NULL) || (cur->type != XML_ELEMENT_NODE)) |
5254 | 0 | return(-1); |
5255 | 0 | while (cur != NULL) { |
5256 | 0 | space = xmlGetNsProp(cur, BAD_CAST "space", XML_XML_NAMESPACE); |
5257 | 0 | if (space != NULL) { |
5258 | 0 | if (xmlStrEqual(space, BAD_CAST "preserve")) { |
5259 | 0 | xmlFree(space); |
5260 | 0 | return(1); |
5261 | 0 | } |
5262 | 0 | if (xmlStrEqual(space, BAD_CAST "default")) { |
5263 | 0 | xmlFree(space); |
5264 | 0 | return(0); |
5265 | 0 | } |
5266 | 0 | xmlFree(space); |
5267 | 0 | } |
5268 | 0 | cur = cur->parent; |
5269 | 0 | } |
5270 | 0 | return(-1); |
5271 | 0 | } |
5272 | | |
5273 | | #ifdef LIBXML_TREE_ENABLED |
5274 | | /** |
5275 | | * xmlNodeSetName: |
5276 | | * @cur: the node being changed |
5277 | | * @name: the new tag name |
5278 | | * |
5279 | | * Set (or reset) the name of a node. |
5280 | | */ |
5281 | | void |
5282 | 0 | xmlNodeSetName(xmlNodePtr cur, const xmlChar *name) { |
5283 | 0 | xmlDocPtr doc; |
5284 | 0 | xmlDictPtr dict; |
5285 | 0 | const xmlChar *freeme = NULL; |
5286 | |
|
5287 | 0 | if (cur == NULL) return; |
5288 | 0 | if (name == NULL) return; |
5289 | 0 | switch(cur->type) { |
5290 | 0 | case XML_TEXT_NODE: |
5291 | 0 | case XML_CDATA_SECTION_NODE: |
5292 | 0 | case XML_COMMENT_NODE: |
5293 | 0 | case XML_DOCUMENT_TYPE_NODE: |
5294 | 0 | case XML_DOCUMENT_FRAG_NODE: |
5295 | 0 | case XML_NOTATION_NODE: |
5296 | 0 | case XML_HTML_DOCUMENT_NODE: |
5297 | 0 | case XML_NAMESPACE_DECL: |
5298 | 0 | case XML_XINCLUDE_START: |
5299 | 0 | case XML_XINCLUDE_END: |
5300 | 0 | return; |
5301 | 0 | case XML_ELEMENT_NODE: |
5302 | 0 | case XML_ATTRIBUTE_NODE: |
5303 | 0 | case XML_PI_NODE: |
5304 | 0 | case XML_ENTITY_REF_NODE: |
5305 | 0 | case XML_ENTITY_NODE: |
5306 | 0 | case XML_DTD_NODE: |
5307 | 0 | case XML_DOCUMENT_NODE: |
5308 | 0 | case XML_ELEMENT_DECL: |
5309 | 0 | case XML_ATTRIBUTE_DECL: |
5310 | 0 | case XML_ENTITY_DECL: |
5311 | 0 | break; |
5312 | 0 | } |
5313 | 0 | doc = cur->doc; |
5314 | 0 | if (doc != NULL) |
5315 | 0 | dict = doc->dict; |
5316 | 0 | else |
5317 | 0 | dict = NULL; |
5318 | 0 | if (dict != NULL) { |
5319 | 0 | if ((cur->name != NULL) && (!xmlDictOwns(dict, cur->name))) |
5320 | 0 | freeme = cur->name; |
5321 | 0 | cur->name = xmlDictLookup(dict, name, -1); |
5322 | 0 | } else { |
5323 | 0 | if (cur->name != NULL) |
5324 | 0 | freeme = cur->name; |
5325 | 0 | cur->name = xmlStrdup(name); |
5326 | 0 | } |
5327 | |
|
5328 | 0 | if (freeme) |
5329 | 0 | xmlFree((xmlChar *) freeme); |
5330 | 0 | } |
5331 | | #endif |
5332 | | |
5333 | | #if defined(LIBXML_TREE_ENABLED) || defined(LIBXML_XINCLUDE_ENABLED) |
5334 | | /** |
5335 | | * xmlNodeSetBase: |
5336 | | * @cur: the node being changed |
5337 | | * @uri: the new base URI |
5338 | | * |
5339 | | * Set (or reset) the base URI of a node, i.e. the value of the |
5340 | | * xml:base attribute. |
5341 | | */ |
5342 | | void |
5343 | 0 | xmlNodeSetBase(xmlNodePtr cur, const xmlChar* uri) { |
5344 | 0 | xmlNsPtr ns; |
5345 | 0 | xmlChar* fixed; |
5346 | |
|
5347 | 0 | if (cur == NULL) return; |
5348 | 0 | switch(cur->type) { |
5349 | 0 | case XML_TEXT_NODE: |
5350 | 0 | case XML_CDATA_SECTION_NODE: |
5351 | 0 | case XML_COMMENT_NODE: |
5352 | 0 | case XML_DOCUMENT_TYPE_NODE: |
5353 | 0 | case XML_DOCUMENT_FRAG_NODE: |
5354 | 0 | case XML_NOTATION_NODE: |
5355 | 0 | case XML_DTD_NODE: |
5356 | 0 | case XML_ELEMENT_DECL: |
5357 | 0 | case XML_ATTRIBUTE_DECL: |
5358 | 0 | case XML_ENTITY_DECL: |
5359 | 0 | case XML_PI_NODE: |
5360 | 0 | case XML_ENTITY_REF_NODE: |
5361 | 0 | case XML_ENTITY_NODE: |
5362 | 0 | case XML_NAMESPACE_DECL: |
5363 | 0 | case XML_XINCLUDE_START: |
5364 | 0 | case XML_XINCLUDE_END: |
5365 | 0 | return; |
5366 | 0 | case XML_ELEMENT_NODE: |
5367 | 0 | case XML_ATTRIBUTE_NODE: |
5368 | 0 | break; |
5369 | 0 | case XML_DOCUMENT_NODE: |
5370 | 0 | case XML_HTML_DOCUMENT_NODE: { |
5371 | 0 | xmlDocPtr doc = (xmlDocPtr) cur; |
5372 | |
|
5373 | 0 | if (doc->URL != NULL) |
5374 | 0 | xmlFree((xmlChar *) doc->URL); |
5375 | 0 | if (uri == NULL) |
5376 | 0 | doc->URL = NULL; |
5377 | 0 | else |
5378 | 0 | doc->URL = xmlPathToURI(uri); |
5379 | 0 | return; |
5380 | 0 | } |
5381 | 0 | } |
5382 | | |
5383 | 0 | ns = xmlSearchNsByHref(cur->doc, cur, XML_XML_NAMESPACE); |
5384 | 0 | if (ns == NULL) |
5385 | 0 | return; |
5386 | 0 | fixed = xmlPathToURI(uri); |
5387 | 0 | if (fixed != NULL) { |
5388 | 0 | xmlSetNsProp(cur, ns, BAD_CAST "base", fixed); |
5389 | 0 | xmlFree(fixed); |
5390 | 0 | } else { |
5391 | 0 | xmlSetNsProp(cur, ns, BAD_CAST "base", uri); |
5392 | 0 | } |
5393 | 0 | } |
5394 | | #endif /* LIBXML_TREE_ENABLED */ |
5395 | | |
5396 | | /** |
5397 | | * xmlNodeGetBase: |
5398 | | * @doc: the document the node pertains to |
5399 | | * @cur: the node being checked |
5400 | | * |
5401 | | * Searches for the BASE URL. The code should work on both XML |
5402 | | * and HTML document even if base mechanisms are completely different. |
5403 | | * It returns the base as defined in RFC 2396 sections |
5404 | | * 5.1.1. Base URI within Document Content |
5405 | | * and |
5406 | | * 5.1.2. Base URI from the Encapsulating Entity |
5407 | | * However it does not return the document base (5.1.3), use |
5408 | | * doc->URL in this case |
5409 | | * |
5410 | | * Returns a pointer to the base URL, or NULL if not found |
5411 | | * It's up to the caller to free the memory with xmlFree(). |
5412 | | */ |
5413 | | xmlChar * |
5414 | 31.4k | xmlNodeGetBase(const xmlDoc *doc, const xmlNode *cur) { |
5415 | 31.4k | xmlChar *oldbase = NULL; |
5416 | 31.4k | xmlChar *base, *newbase; |
5417 | | |
5418 | 31.4k | if ((cur == NULL) && (doc == NULL)) |
5419 | 0 | return(NULL); |
5420 | 31.4k | if ((cur != NULL) && (cur->type == XML_NAMESPACE_DECL)) |
5421 | 0 | return(NULL); |
5422 | 31.4k | if (doc == NULL) doc = cur->doc; |
5423 | 31.4k | if ((doc != NULL) && (doc->type == XML_HTML_DOCUMENT_NODE)) { |
5424 | 0 | cur = doc->children; |
5425 | 0 | while ((cur != NULL) && (cur->name != NULL)) { |
5426 | 0 | if (cur->type != XML_ELEMENT_NODE) { |
5427 | 0 | cur = cur->next; |
5428 | 0 | continue; |
5429 | 0 | } |
5430 | 0 | if (!xmlStrcasecmp(cur->name, BAD_CAST "html")) { |
5431 | 0 | cur = cur->children; |
5432 | 0 | continue; |
5433 | 0 | } |
5434 | 0 | if (!xmlStrcasecmp(cur->name, BAD_CAST "head")) { |
5435 | 0 | cur = cur->children; |
5436 | 0 | continue; |
5437 | 0 | } |
5438 | 0 | if (!xmlStrcasecmp(cur->name, BAD_CAST "base")) { |
5439 | 0 | return(xmlGetProp(cur, BAD_CAST "href")); |
5440 | 0 | } |
5441 | 0 | cur = cur->next; |
5442 | 0 | } |
5443 | 0 | return(NULL); |
5444 | 0 | } |
5445 | 644k | while (cur != NULL) { |
5446 | 613k | if (cur->type == XML_ENTITY_DECL) { |
5447 | 0 | xmlEntityPtr ent = (xmlEntityPtr) cur; |
5448 | 0 | return(xmlStrdup(ent->URI)); |
5449 | 0 | } |
5450 | 613k | if (cur->type == XML_ELEMENT_NODE) { |
5451 | 567k | base = xmlGetNsProp(cur, BAD_CAST "base", XML_XML_NAMESPACE); |
5452 | 567k | if (base != NULL) { |
5453 | 0 | if (oldbase != NULL) { |
5454 | 0 | newbase = xmlBuildURI(oldbase, base); |
5455 | 0 | if (newbase != NULL) { |
5456 | 0 | xmlFree(oldbase); |
5457 | 0 | xmlFree(base); |
5458 | 0 | oldbase = newbase; |
5459 | 0 | } else { |
5460 | 0 | xmlFree(oldbase); |
5461 | 0 | xmlFree(base); |
5462 | 0 | return(NULL); |
5463 | 0 | } |
5464 | 0 | } else { |
5465 | 0 | oldbase = base; |
5466 | 0 | } |
5467 | 0 | if ((!xmlStrncmp(oldbase, BAD_CAST "http://", 7)) || |
5468 | 0 | (!xmlStrncmp(oldbase, BAD_CAST "ftp://", 6)) || |
5469 | 0 | (!xmlStrncmp(oldbase, BAD_CAST "urn:", 4))) |
5470 | 0 | return(oldbase); |
5471 | 0 | } |
5472 | 567k | } |
5473 | 613k | cur = cur->parent; |
5474 | 613k | } |
5475 | 31.4k | if ((doc != NULL) && (doc->URL != NULL)) { |
5476 | 0 | if (oldbase == NULL) |
5477 | 0 | return(xmlStrdup(doc->URL)); |
5478 | 0 | newbase = xmlBuildURI(oldbase, doc->URL); |
5479 | 0 | xmlFree(oldbase); |
5480 | 0 | return(newbase); |
5481 | 0 | } |
5482 | 31.4k | return(oldbase); |
5483 | 31.4k | } |
5484 | | |
5485 | | /** |
5486 | | * xmlNodeBufGetContent: |
5487 | | * @buffer: a buffer |
5488 | | * @cur: the node being read |
5489 | | * |
5490 | | * Read the value of a node @cur, this can be either the text carried |
5491 | | * directly by this node if it's a TEXT node or the aggregate string |
5492 | | * of the values carried by this node child's (TEXT and ENTITY_REF). |
5493 | | * Entity references are substituted. |
5494 | | * Fills up the buffer @buffer with this value |
5495 | | * |
5496 | | * Returns 0 in case of success and -1 in case of error. |
5497 | | */ |
5498 | | int |
5499 | | xmlNodeBufGetContent(xmlBufferPtr buffer, const xmlNode *cur) |
5500 | 0 | { |
5501 | 0 | xmlBufPtr buf; |
5502 | 0 | int ret; |
5503 | |
|
5504 | 0 | if ((cur == NULL) || (buffer == NULL)) return(-1); |
5505 | 0 | buf = xmlBufFromBuffer(buffer); |
5506 | 0 | ret = xmlBufGetNodeContent(buf, cur); |
5507 | 0 | buffer = xmlBufBackToBuffer(buf); |
5508 | 0 | if ((ret < 0) || (buffer == NULL)) |
5509 | 0 | return(-1); |
5510 | 0 | return(0); |
5511 | 0 | } |
5512 | | |
5513 | | /** |
5514 | | * xmlBufGetNodeContent: |
5515 | | * @buf: a buffer xmlBufPtr |
5516 | | * @cur: the node being read |
5517 | | * |
5518 | | * Read the value of a node @cur, this can be either the text carried |
5519 | | * directly by this node if it's a TEXT node or the aggregate string |
5520 | | * of the values carried by this node child's (TEXT and ENTITY_REF). |
5521 | | * Entity references are substituted. |
5522 | | * Fills up the buffer @buf with this value |
5523 | | * |
5524 | | * Returns 0 in case of success and -1 in case of error. |
5525 | | */ |
5526 | | int |
5527 | | xmlBufGetNodeContent(xmlBufPtr buf, const xmlNode *cur) |
5528 | 2.24M | { |
5529 | 2.24M | if ((cur == NULL) || (buf == NULL)) return(-1); |
5530 | 2.24M | switch (cur->type) { |
5531 | 0 | case XML_CDATA_SECTION_NODE: |
5532 | 0 | case XML_TEXT_NODE: |
5533 | 0 | xmlBufCat(buf, cur->content); |
5534 | 0 | break; |
5535 | 0 | case XML_DOCUMENT_FRAG_NODE: |
5536 | 2.00M | case XML_ELEMENT_NODE:{ |
5537 | 2.00M | const xmlNode *tmp = cur; |
5538 | | |
5539 | 27.7M | while (tmp != NULL) { |
5540 | 25.9M | switch (tmp->type) { |
5541 | 434k | case XML_CDATA_SECTION_NODE: |
5542 | 9.86M | case XML_TEXT_NODE: |
5543 | 9.86M | if (tmp->content != NULL) |
5544 | 9.86M | xmlBufCat(buf, tmp->content); |
5545 | 9.86M | break; |
5546 | 240k | case XML_ENTITY_REF_NODE: |
5547 | 240k | xmlBufGetNodeContent(buf, tmp); |
5548 | 240k | break; |
5549 | 15.8M | default: |
5550 | 15.8M | break; |
5551 | 25.9M | } |
5552 | | /* |
5553 | | * Skip to next node |
5554 | | */ |
5555 | 25.9M | if (tmp->children != NULL) { |
5556 | 4.61M | if (tmp->children->type != XML_ENTITY_DECL) { |
5557 | 4.61M | tmp = tmp->children; |
5558 | 4.61M | continue; |
5559 | 4.61M | } |
5560 | 4.61M | } |
5561 | 21.3M | if (tmp == cur) |
5562 | 173k | break; |
5563 | | |
5564 | 21.1M | if (tmp->next != NULL) { |
5565 | 17.1M | tmp = tmp->next; |
5566 | 17.1M | continue; |
5567 | 17.1M | } |
5568 | | |
5569 | 4.61M | do { |
5570 | 4.61M | tmp = tmp->parent; |
5571 | 4.61M | if (tmp == NULL) |
5572 | 0 | break; |
5573 | 4.61M | if (tmp == cur) { |
5574 | 1.83M | tmp = NULL; |
5575 | 1.83M | break; |
5576 | 1.83M | } |
5577 | 2.78M | if (tmp->next != NULL) { |
5578 | 2.16M | tmp = tmp->next; |
5579 | 2.16M | break; |
5580 | 2.16M | } |
5581 | 2.78M | } while (tmp != NULL); |
5582 | 4.00M | } |
5583 | 2.00M | break; |
5584 | 2.00M | } |
5585 | 2.00M | case XML_ATTRIBUTE_NODE:{ |
5586 | 0 | xmlAttrPtr attr = (xmlAttrPtr) cur; |
5587 | 0 | xmlNodePtr tmp = attr->children; |
5588 | |
|
5589 | 0 | while (tmp != NULL) { |
5590 | 0 | if (tmp->type == XML_TEXT_NODE) |
5591 | 0 | xmlBufCat(buf, tmp->content); |
5592 | 0 | else |
5593 | 0 | xmlBufGetNodeContent(buf, tmp); |
5594 | 0 | tmp = tmp->next; |
5595 | 0 | } |
5596 | 0 | break; |
5597 | 2.00M | } |
5598 | 0 | case XML_COMMENT_NODE: |
5599 | 0 | case XML_PI_NODE: |
5600 | 0 | xmlBufCat(buf, cur->content); |
5601 | 0 | break; |
5602 | 240k | case XML_ENTITY_REF_NODE:{ |
5603 | 240k | xmlEntityPtr ent; |
5604 | 240k | xmlNodePtr tmp; |
5605 | | |
5606 | | /* lookup entity declaration */ |
5607 | 240k | ent = xmlGetDocEntity(cur->doc, cur->name); |
5608 | 240k | if (ent == NULL) |
5609 | 240k | return(-1); |
5610 | | |
5611 | | /* an entity content can be any "well balanced chunk", |
5612 | | * i.e. the result of the content [43] production: |
5613 | | * http://www.w3.org/TR/REC-xml#NT-content |
5614 | | * -> we iterate through child nodes and recursive call |
5615 | | * xmlNodeGetContent() which handles all possible node types */ |
5616 | 0 | tmp = ent->children; |
5617 | 0 | while (tmp) { |
5618 | 0 | xmlBufGetNodeContent(buf, tmp); |
5619 | 0 | tmp = tmp->next; |
5620 | 0 | } |
5621 | 0 | break; |
5622 | 240k | } |
5623 | 0 | case XML_ENTITY_NODE: |
5624 | 0 | case XML_DOCUMENT_TYPE_NODE: |
5625 | 0 | case XML_NOTATION_NODE: |
5626 | 0 | case XML_DTD_NODE: |
5627 | 0 | case XML_XINCLUDE_START: |
5628 | 0 | case XML_XINCLUDE_END: |
5629 | 0 | break; |
5630 | 3.69k | case XML_DOCUMENT_NODE: |
5631 | 3.69k | case XML_HTML_DOCUMENT_NODE: |
5632 | 3.69k | cur = cur->children; |
5633 | 7.58k | while (cur!= NULL) { |
5634 | 3.89k | if ((cur->type == XML_ELEMENT_NODE) || |
5635 | 3.89k | (cur->type == XML_TEXT_NODE) || |
5636 | 3.89k | (cur->type == XML_CDATA_SECTION_NODE)) { |
5637 | 3.88k | xmlBufGetNodeContent(buf, cur); |
5638 | 3.88k | } |
5639 | 3.89k | cur = cur->next; |
5640 | 3.89k | } |
5641 | 3.69k | break; |
5642 | 0 | case XML_NAMESPACE_DECL: |
5643 | 0 | xmlBufCat(buf, ((xmlNsPtr) cur)->href); |
5644 | 0 | break; |
5645 | 0 | case XML_ELEMENT_DECL: |
5646 | 0 | case XML_ATTRIBUTE_DECL: |
5647 | 0 | case XML_ENTITY_DECL: |
5648 | 0 | break; |
5649 | 2.24M | } |
5650 | 2.00M | return(0); |
5651 | 2.24M | } |
5652 | | |
5653 | | /** |
5654 | | * xmlNodeGetContent: |
5655 | | * @cur: the node being read |
5656 | | * |
5657 | | * Read the value of a node, this can be either the text carried |
5658 | | * directly by this node if it's a TEXT node or the aggregate string |
5659 | | * of the values carried by this node child's (TEXT and ENTITY_REF). |
5660 | | * Entity references are substituted. |
5661 | | * Returns a new #xmlChar * or NULL if no content is available. |
5662 | | * It's up to the caller to free the memory with xmlFree(). |
5663 | | */ |
5664 | | xmlChar * |
5665 | | xmlNodeGetContent(const xmlNode *cur) |
5666 | 2.19M | { |
5667 | 2.19M | if (cur == NULL) |
5668 | 0 | return (NULL); |
5669 | 2.19M | switch (cur->type) { |
5670 | 0 | case XML_DOCUMENT_FRAG_NODE: |
5671 | 2.00M | case XML_ELEMENT_NODE:{ |
5672 | 2.00M | xmlBufPtr buf; |
5673 | 2.00M | xmlChar *ret; |
5674 | | |
5675 | 2.00M | buf = xmlBufCreateSize(64); |
5676 | 2.00M | if (buf == NULL) |
5677 | 4 | return (NULL); |
5678 | 2.00M | xmlBufSetAllocationScheme(buf, XML_BUFFER_ALLOC_DOUBLEIT); |
5679 | 2.00M | xmlBufGetNodeContent(buf, cur); |
5680 | 2.00M | ret = xmlBufDetach(buf); |
5681 | 2.00M | xmlBufFree(buf); |
5682 | 2.00M | return (ret); |
5683 | 2.00M | } |
5684 | 112k | case XML_ATTRIBUTE_NODE: |
5685 | 112k | return(xmlGetPropNodeValueInternal((xmlAttrPtr) cur)); |
5686 | 605 | case XML_COMMENT_NODE: |
5687 | 1.85k | case XML_PI_NODE: |
5688 | 1.85k | if (cur->content != NULL) |
5689 | 1.29k | return (xmlStrdup(cur->content)); |
5690 | 559 | return (NULL); |
5691 | 0 | case XML_ENTITY_REF_NODE:{ |
5692 | 0 | xmlEntityPtr ent; |
5693 | 0 | xmlBufPtr buf; |
5694 | 0 | xmlChar *ret; |
5695 | | |
5696 | | /* lookup entity declaration */ |
5697 | 0 | ent = xmlGetDocEntity(cur->doc, cur->name); |
5698 | 0 | if (ent == NULL) |
5699 | 0 | return (NULL); |
5700 | | |
5701 | 0 | buf = xmlBufCreate(); |
5702 | 0 | if (buf == NULL) |
5703 | 0 | return (NULL); |
5704 | 0 | xmlBufSetAllocationScheme(buf, XML_BUFFER_ALLOC_DOUBLEIT); |
5705 | |
|
5706 | 0 | xmlBufGetNodeContent(buf, cur); |
5707 | |
|
5708 | 0 | ret = xmlBufDetach(buf); |
5709 | 0 | xmlBufFree(buf); |
5710 | 0 | return (ret); |
5711 | 0 | } |
5712 | 0 | case XML_ENTITY_NODE: |
5713 | 0 | case XML_DOCUMENT_TYPE_NODE: |
5714 | 0 | case XML_NOTATION_NODE: |
5715 | 0 | case XML_DTD_NODE: |
5716 | 0 | case XML_XINCLUDE_START: |
5717 | 0 | case XML_XINCLUDE_END: |
5718 | 0 | return (NULL); |
5719 | 3.69k | case XML_DOCUMENT_NODE: |
5720 | 3.69k | case XML_HTML_DOCUMENT_NODE: { |
5721 | 3.69k | xmlBufPtr buf; |
5722 | 3.69k | xmlChar *ret; |
5723 | | |
5724 | 3.69k | buf = xmlBufCreate(); |
5725 | 3.69k | if (buf == NULL) |
5726 | 0 | return (NULL); |
5727 | 3.69k | xmlBufSetAllocationScheme(buf, XML_BUFFER_ALLOC_DOUBLEIT); |
5728 | | |
5729 | 3.69k | xmlBufGetNodeContent(buf, (xmlNodePtr) cur); |
5730 | | |
5731 | 3.69k | ret = xmlBufDetach(buf); |
5732 | 3.69k | xmlBufFree(buf); |
5733 | 3.69k | return (ret); |
5734 | 3.69k | } |
5735 | 0 | case XML_NAMESPACE_DECL: { |
5736 | 0 | xmlChar *tmp; |
5737 | |
|
5738 | 0 | tmp = xmlStrdup(((xmlNsPtr) cur)->href); |
5739 | 0 | return (tmp); |
5740 | 3.69k | } |
5741 | 0 | case XML_ELEMENT_DECL: |
5742 | | /* TODO !!! */ |
5743 | 0 | return (NULL); |
5744 | 0 | case XML_ATTRIBUTE_DECL: |
5745 | | /* TODO !!! */ |
5746 | 0 | return (NULL); |
5747 | 0 | case XML_ENTITY_DECL: |
5748 | | /* TODO !!! */ |
5749 | 0 | return (NULL); |
5750 | 8 | case XML_CDATA_SECTION_NODE: |
5751 | 78.4k | case XML_TEXT_NODE: |
5752 | 78.4k | if (cur->content != NULL) |
5753 | 78.4k | return (xmlStrdup(cur->content)); |
5754 | 0 | return (NULL); |
5755 | 2.19M | } |
5756 | 0 | return (NULL); |
5757 | 2.19M | } |
5758 | | |
5759 | | /** |
5760 | | * xmlNodeSetContent: |
5761 | | * @cur: the node being modified |
5762 | | * @content: the new value of the content |
5763 | | * |
5764 | | * Replace the content of a node. |
5765 | | * NOTE: @content is supposed to be a piece of XML CDATA, so it allows entity |
5766 | | * references, but XML special chars need to be escaped first by using |
5767 | | * xmlEncodeEntitiesReentrant() resp. xmlEncodeSpecialChars(). |
5768 | | */ |
5769 | | void |
5770 | 0 | xmlNodeSetContent(xmlNodePtr cur, const xmlChar *content) { |
5771 | 0 | if (cur == NULL) { |
5772 | | #ifdef DEBUG_TREE |
5773 | | xmlGenericError(xmlGenericErrorContext, |
5774 | | "xmlNodeSetContent : node == NULL\n"); |
5775 | | #endif |
5776 | 0 | return; |
5777 | 0 | } |
5778 | 0 | switch (cur->type) { |
5779 | 0 | case XML_DOCUMENT_FRAG_NODE: |
5780 | 0 | case XML_ELEMENT_NODE: |
5781 | 0 | case XML_ATTRIBUTE_NODE: |
5782 | 0 | if (cur->children != NULL) xmlFreeNodeList(cur->children); |
5783 | 0 | cur->children = xmlStringGetNodeList(cur->doc, content); |
5784 | 0 | UPDATE_LAST_CHILD_AND_PARENT(cur) |
5785 | 0 | break; |
5786 | 0 | case XML_TEXT_NODE: |
5787 | 0 | case XML_CDATA_SECTION_NODE: |
5788 | 0 | case XML_ENTITY_REF_NODE: |
5789 | 0 | case XML_ENTITY_NODE: |
5790 | 0 | case XML_PI_NODE: |
5791 | 0 | case XML_COMMENT_NODE: |
5792 | 0 | if ((cur->content != NULL) && |
5793 | 0 | (cur->content != (xmlChar *) &(cur->properties))) { |
5794 | 0 | if (!((cur->doc != NULL) && (cur->doc->dict != NULL) && |
5795 | 0 | (xmlDictOwns(cur->doc->dict, cur->content)))) |
5796 | 0 | xmlFree(cur->content); |
5797 | 0 | } |
5798 | 0 | if (cur->children != NULL) xmlFreeNodeList(cur->children); |
5799 | 0 | cur->last = cur->children = NULL; |
5800 | 0 | if (content != NULL) { |
5801 | 0 | cur->content = xmlStrdup(content); |
5802 | 0 | } else |
5803 | 0 | cur->content = NULL; |
5804 | 0 | cur->properties = NULL; |
5805 | 0 | break; |
5806 | 0 | case XML_DOCUMENT_NODE: |
5807 | 0 | case XML_HTML_DOCUMENT_NODE: |
5808 | 0 | case XML_DOCUMENT_TYPE_NODE: |
5809 | 0 | case XML_XINCLUDE_START: |
5810 | 0 | case XML_XINCLUDE_END: |
5811 | 0 | break; |
5812 | 0 | case XML_NOTATION_NODE: |
5813 | 0 | break; |
5814 | 0 | case XML_DTD_NODE: |
5815 | 0 | break; |
5816 | 0 | case XML_NAMESPACE_DECL: |
5817 | 0 | break; |
5818 | 0 | case XML_ELEMENT_DECL: |
5819 | | /* TODO !!! */ |
5820 | 0 | break; |
5821 | 0 | case XML_ATTRIBUTE_DECL: |
5822 | | /* TODO !!! */ |
5823 | 0 | break; |
5824 | 0 | case XML_ENTITY_DECL: |
5825 | | /* TODO !!! */ |
5826 | 0 | break; |
5827 | 0 | } |
5828 | 0 | } |
5829 | | |
5830 | | #ifdef LIBXML_TREE_ENABLED |
5831 | | /** |
5832 | | * xmlNodeSetContentLen: |
5833 | | * @cur: the node being modified |
5834 | | * @content: the new value of the content |
5835 | | * @len: the size of @content |
5836 | | * |
5837 | | * Replace the content of a node. |
5838 | | * NOTE: @content is supposed to be a piece of XML CDATA, so it allows entity |
5839 | | * references, but XML special chars need to be escaped first by using |
5840 | | * xmlEncodeEntitiesReentrant() resp. xmlEncodeSpecialChars(). |
5841 | | */ |
5842 | | void |
5843 | 0 | xmlNodeSetContentLen(xmlNodePtr cur, const xmlChar *content, int len) { |
5844 | 0 | if (cur == NULL) { |
5845 | | #ifdef DEBUG_TREE |
5846 | | xmlGenericError(xmlGenericErrorContext, |
5847 | | "xmlNodeSetContentLen : node == NULL\n"); |
5848 | | #endif |
5849 | 0 | return; |
5850 | 0 | } |
5851 | 0 | switch (cur->type) { |
5852 | 0 | case XML_DOCUMENT_FRAG_NODE: |
5853 | 0 | case XML_ELEMENT_NODE: |
5854 | 0 | case XML_ATTRIBUTE_NODE: |
5855 | 0 | if (cur->children != NULL) xmlFreeNodeList(cur->children); |
5856 | 0 | cur->children = xmlStringLenGetNodeList(cur->doc, content, len); |
5857 | 0 | UPDATE_LAST_CHILD_AND_PARENT(cur) |
5858 | 0 | break; |
5859 | 0 | case XML_TEXT_NODE: |
5860 | 0 | case XML_CDATA_SECTION_NODE: |
5861 | 0 | case XML_ENTITY_REF_NODE: |
5862 | 0 | case XML_ENTITY_NODE: |
5863 | 0 | case XML_PI_NODE: |
5864 | 0 | case XML_COMMENT_NODE: |
5865 | 0 | case XML_NOTATION_NODE: |
5866 | 0 | if ((cur->content != NULL) && |
5867 | 0 | (cur->content != (xmlChar *) &(cur->properties))) { |
5868 | 0 | if (!((cur->doc != NULL) && (cur->doc->dict != NULL) && |
5869 | 0 | (xmlDictOwns(cur->doc->dict, cur->content)))) |
5870 | 0 | xmlFree(cur->content); |
5871 | 0 | } |
5872 | 0 | if (cur->children != NULL) xmlFreeNodeList(cur->children); |
5873 | 0 | cur->children = cur->last = NULL; |
5874 | 0 | if (content != NULL) { |
5875 | 0 | cur->content = xmlStrndup(content, len); |
5876 | 0 | } else |
5877 | 0 | cur->content = NULL; |
5878 | 0 | cur->properties = NULL; |
5879 | 0 | break; |
5880 | 0 | case XML_DOCUMENT_NODE: |
5881 | 0 | case XML_DTD_NODE: |
5882 | 0 | case XML_HTML_DOCUMENT_NODE: |
5883 | 0 | case XML_DOCUMENT_TYPE_NODE: |
5884 | 0 | case XML_NAMESPACE_DECL: |
5885 | 0 | case XML_XINCLUDE_START: |
5886 | 0 | case XML_XINCLUDE_END: |
5887 | 0 | break; |
5888 | 0 | case XML_ELEMENT_DECL: |
5889 | | /* TODO !!! */ |
5890 | 0 | break; |
5891 | 0 | case XML_ATTRIBUTE_DECL: |
5892 | | /* TODO !!! */ |
5893 | 0 | break; |
5894 | 0 | case XML_ENTITY_DECL: |
5895 | | /* TODO !!! */ |
5896 | 0 | break; |
5897 | 0 | } |
5898 | 0 | } |
5899 | | #endif /* LIBXML_TREE_ENABLED */ |
5900 | | |
5901 | | /** |
5902 | | * xmlNodeAddContentLen: |
5903 | | * @cur: the node being modified |
5904 | | * @content: extra content |
5905 | | * @len: the size of @content |
5906 | | * |
5907 | | * Append the extra substring to the node content. |
5908 | | * NOTE: In contrast to xmlNodeSetContentLen(), @content is supposed to be |
5909 | | * raw text, so unescaped XML special chars are allowed, entity |
5910 | | * references are not supported. |
5911 | | */ |
5912 | | void |
5913 | 0 | xmlNodeAddContentLen(xmlNodePtr cur, const xmlChar *content, int len) { |
5914 | 0 | if (cur == NULL) { |
5915 | | #ifdef DEBUG_TREE |
5916 | | xmlGenericError(xmlGenericErrorContext, |
5917 | | "xmlNodeAddContentLen : node == NULL\n"); |
5918 | | #endif |
5919 | 0 | return; |
5920 | 0 | } |
5921 | 0 | if (len <= 0) return; |
5922 | 0 | switch (cur->type) { |
5923 | 0 | case XML_DOCUMENT_FRAG_NODE: |
5924 | 0 | case XML_ELEMENT_NODE: { |
5925 | 0 | xmlNodePtr last, newNode, tmp; |
5926 | |
|
5927 | 0 | last = cur->last; |
5928 | 0 | newNode = xmlNewDocTextLen(cur->doc, content, len); |
5929 | 0 | if (newNode != NULL) { |
5930 | 0 | tmp = xmlAddChild(cur, newNode); |
5931 | 0 | if (tmp != newNode) |
5932 | 0 | return; |
5933 | 0 | if ((last != NULL) && (last->next == newNode)) { |
5934 | 0 | xmlTextMerge(last, newNode); |
5935 | 0 | } |
5936 | 0 | } |
5937 | 0 | break; |
5938 | 0 | } |
5939 | 0 | case XML_ATTRIBUTE_NODE: |
5940 | 0 | break; |
5941 | 0 | case XML_TEXT_NODE: |
5942 | 0 | case XML_CDATA_SECTION_NODE: |
5943 | 0 | case XML_ENTITY_REF_NODE: |
5944 | 0 | case XML_ENTITY_NODE: |
5945 | 0 | case XML_PI_NODE: |
5946 | 0 | case XML_COMMENT_NODE: |
5947 | 0 | case XML_NOTATION_NODE: |
5948 | 0 | if (content != NULL) { |
5949 | 0 | if ((cur->content == (xmlChar *) &(cur->properties)) || |
5950 | 0 | ((cur->doc != NULL) && (cur->doc->dict != NULL) && |
5951 | 0 | xmlDictOwns(cur->doc->dict, cur->content))) { |
5952 | 0 | cur->content = xmlStrncatNew(cur->content, content, len); |
5953 | 0 | cur->properties = NULL; |
5954 | 0 | } else { |
5955 | 0 | cur->content = xmlStrncat(cur->content, content, len); |
5956 | 0 | } |
5957 | 0 | } |
5958 | 0 | break; |
5959 | 0 | case XML_DOCUMENT_NODE: |
5960 | 0 | case XML_DTD_NODE: |
5961 | 0 | case XML_HTML_DOCUMENT_NODE: |
5962 | 0 | case XML_DOCUMENT_TYPE_NODE: |
5963 | 0 | case XML_NAMESPACE_DECL: |
5964 | 0 | case XML_XINCLUDE_START: |
5965 | 0 | case XML_XINCLUDE_END: |
5966 | 0 | break; |
5967 | 0 | case XML_ELEMENT_DECL: |
5968 | 0 | case XML_ATTRIBUTE_DECL: |
5969 | 0 | case XML_ENTITY_DECL: |
5970 | 0 | break; |
5971 | 0 | } |
5972 | 0 | } |
5973 | | |
5974 | | /** |
5975 | | * xmlNodeAddContent: |
5976 | | * @cur: the node being modified |
5977 | | * @content: extra content |
5978 | | * |
5979 | | * Append the extra substring to the node content. |
5980 | | * NOTE: In contrast to xmlNodeSetContent(), @content is supposed to be |
5981 | | * raw text, so unescaped XML special chars are allowed, entity |
5982 | | * references are not supported. |
5983 | | */ |
5984 | | void |
5985 | 0 | xmlNodeAddContent(xmlNodePtr cur, const xmlChar *content) { |
5986 | 0 | int len; |
5987 | |
|
5988 | 0 | if (cur == NULL) { |
5989 | | #ifdef DEBUG_TREE |
5990 | | xmlGenericError(xmlGenericErrorContext, |
5991 | | "xmlNodeAddContent : node == NULL\n"); |
5992 | | #endif |
5993 | 0 | return; |
5994 | 0 | } |
5995 | 0 | if (content == NULL) return; |
5996 | 0 | len = xmlStrlen(content); |
5997 | 0 | xmlNodeAddContentLen(cur, content, len); |
5998 | 0 | } |
5999 | | |
6000 | | /** |
6001 | | * xmlTextMerge: |
6002 | | * @first: the first text node |
6003 | | * @second: the second text node being merged |
6004 | | * |
6005 | | * Merge two text nodes into one |
6006 | | * Returns the first text node augmented |
6007 | | */ |
6008 | | xmlNodePtr |
6009 | 0 | xmlTextMerge(xmlNodePtr first, xmlNodePtr second) { |
6010 | 0 | if (first == NULL) return(second); |
6011 | 0 | if (second == NULL) return(first); |
6012 | 0 | if (first->type != XML_TEXT_NODE) return(first); |
6013 | 0 | if (second->type != XML_TEXT_NODE) return(first); |
6014 | 0 | if (second->name != first->name) |
6015 | 0 | return(first); |
6016 | 0 | xmlNodeAddContent(first, second->content); |
6017 | 0 | xmlUnlinkNode(second); |
6018 | 0 | xmlFreeNode(second); |
6019 | 0 | return(first); |
6020 | 0 | } |
6021 | | |
6022 | | #if defined(LIBXML_TREE_ENABLED) || defined(LIBXML_XPATH_ENABLED) || defined(LIBXML_SCHEMAS_ENABLED) |
6023 | | /** |
6024 | | * xmlGetNsList: |
6025 | | * @doc: the document |
6026 | | * @node: the current node |
6027 | | * |
6028 | | * Search all the namespace applying to a given element. |
6029 | | * Returns an NULL terminated array of all the #xmlNsPtr found |
6030 | | * that need to be freed by the caller or NULL if no |
6031 | | * namespace if defined |
6032 | | */ |
6033 | | xmlNsPtr * |
6034 | | xmlGetNsList(const xmlDoc *doc ATTRIBUTE_UNUSED, const xmlNode *node) |
6035 | 89.3k | { |
6036 | 89.3k | xmlNsPtr cur; |
6037 | 89.3k | xmlNsPtr *ret = NULL; |
6038 | 89.3k | int nbns = 0; |
6039 | 89.3k | int maxns = 0; |
6040 | 89.3k | int i; |
6041 | | |
6042 | 89.3k | if ((node == NULL) || (node->type == XML_NAMESPACE_DECL)) |
6043 | 0 | return(NULL); |
6044 | | |
6045 | 362k | while (node != NULL) { |
6046 | 272k | if (node->type == XML_ELEMENT_NODE) { |
6047 | 183k | cur = node->nsDef; |
6048 | 453k | while (cur != NULL) { |
6049 | 539k | for (i = 0; i < nbns; i++) { |
6050 | 270k | if ((cur->prefix == ret[i]->prefix) || |
6051 | 270k | (xmlStrEqual(cur->prefix, ret[i]->prefix))) |
6052 | 940 | break; |
6053 | 270k | } |
6054 | 269k | if (i >= nbns) { |
6055 | 268k | if (nbns >= maxns) { |
6056 | 89.3k | xmlNsPtr *tmp; |
6057 | | |
6058 | 89.3k | maxns = maxns ? maxns * 2 : 10; |
6059 | 89.3k | tmp = (xmlNsPtr *) xmlRealloc(ret, |
6060 | 89.3k | (maxns + 1) * |
6061 | 89.3k | sizeof(xmlNsPtr)); |
6062 | 89.3k | if (tmp == NULL) { |
6063 | 0 | xmlTreeErrMemory("getting namespace list"); |
6064 | 0 | xmlFree(ret); |
6065 | 0 | return (NULL); |
6066 | 0 | } |
6067 | 89.3k | ret = tmp; |
6068 | 89.3k | } |
6069 | 268k | ret[nbns++] = cur; |
6070 | 268k | ret[nbns] = NULL; |
6071 | 268k | } |
6072 | | |
6073 | 269k | cur = cur->next; |
6074 | 269k | } |
6075 | 183k | } |
6076 | 272k | node = node->parent; |
6077 | 272k | } |
6078 | 89.3k | return (ret); |
6079 | 89.3k | } |
6080 | | #endif /* LIBXML_TREE_ENABLED */ |
6081 | | |
6082 | | /* |
6083 | | * xmlTreeEnsureXMLDecl: |
6084 | | * @doc: the doc |
6085 | | * |
6086 | | * Ensures that there is an XML namespace declaration on the doc. |
6087 | | * |
6088 | | * Returns the XML ns-struct or NULL on API and internal errors. |
6089 | | */ |
6090 | | static xmlNsPtr |
6091 | | xmlTreeEnsureXMLDecl(xmlDocPtr doc) |
6092 | 72 | { |
6093 | 72 | if (doc == NULL) |
6094 | 0 | return (NULL); |
6095 | 72 | if (doc->oldNs != NULL) |
6096 | 0 | return (doc->oldNs); |
6097 | 72 | { |
6098 | 72 | xmlNsPtr ns; |
6099 | 72 | ns = (xmlNsPtr) xmlMalloc(sizeof(xmlNs)); |
6100 | 72 | if (ns == NULL) { |
6101 | 0 | xmlTreeErrMemory( |
6102 | 0 | "allocating the XML namespace"); |
6103 | 0 | return (NULL); |
6104 | 0 | } |
6105 | 72 | memset(ns, 0, sizeof(xmlNs)); |
6106 | 72 | ns->type = XML_LOCAL_NAMESPACE; |
6107 | 72 | ns->href = xmlStrdup(XML_XML_NAMESPACE); |
6108 | 72 | ns->prefix = xmlStrdup((const xmlChar *)"xml"); |
6109 | 72 | doc->oldNs = ns; |
6110 | 72 | return (ns); |
6111 | 72 | } |
6112 | 72 | } |
6113 | | |
6114 | | /** |
6115 | | * xmlSearchNs: |
6116 | | * @doc: the document |
6117 | | * @node: the current node |
6118 | | * @nameSpace: the namespace prefix |
6119 | | * |
6120 | | * Search a Ns registered under a given name space for a document. |
6121 | | * recurse on the parents until it finds the defined namespace |
6122 | | * or return NULL otherwise. |
6123 | | * @nameSpace can be NULL, this is a search for the default namespace. |
6124 | | * We don't allow to cross entities boundaries. If you don't declare |
6125 | | * the namespace within those you will be in troubles !!! A warning |
6126 | | * is generated to cover this case. |
6127 | | * |
6128 | | * Returns the namespace pointer or NULL. |
6129 | | */ |
6130 | | xmlNsPtr |
6131 | 9.86k | xmlSearchNs(xmlDocPtr doc, xmlNodePtr node, const xmlChar *nameSpace) { |
6132 | | |
6133 | 9.86k | xmlNsPtr cur; |
6134 | 9.86k | const xmlNode *orig = node; |
6135 | | |
6136 | 9.86k | if ((node == NULL) || (node->type == XML_NAMESPACE_DECL)) return(NULL); |
6137 | 9.86k | if ((nameSpace != NULL) && |
6138 | 9.86k | (xmlStrEqual(nameSpace, (const xmlChar *)"xml"))) { |
6139 | 4.79k | if ((doc == NULL) && (node->type == XML_ELEMENT_NODE)) { |
6140 | | /* |
6141 | | * The XML-1.0 namespace is normally held on the root |
6142 | | * element. In this case exceptionally create it on the |
6143 | | * node element. |
6144 | | */ |
6145 | 0 | cur = (xmlNsPtr) xmlMalloc(sizeof(xmlNs)); |
6146 | 0 | if (cur == NULL) { |
6147 | 0 | xmlTreeErrMemory("searching namespace"); |
6148 | 0 | return(NULL); |
6149 | 0 | } |
6150 | 0 | memset(cur, 0, sizeof(xmlNs)); |
6151 | 0 | cur->type = XML_LOCAL_NAMESPACE; |
6152 | 0 | cur->href = xmlStrdup(XML_XML_NAMESPACE); |
6153 | 0 | cur->prefix = xmlStrdup((const xmlChar *)"xml"); |
6154 | 0 | cur->next = node->nsDef; |
6155 | 0 | node->nsDef = cur; |
6156 | 0 | return(cur); |
6157 | 0 | } |
6158 | 4.79k | if (doc == NULL) { |
6159 | 0 | doc = node->doc; |
6160 | 0 | if (doc == NULL) |
6161 | 0 | return(NULL); |
6162 | 0 | } |
6163 | | /* |
6164 | | * Return the XML namespace declaration held by the doc. |
6165 | | */ |
6166 | 4.79k | if (doc->oldNs == NULL) |
6167 | 72 | return(xmlTreeEnsureXMLDecl(doc)); |
6168 | 4.72k | else |
6169 | 4.72k | return(doc->oldNs); |
6170 | 4.79k | } |
6171 | 22.6k | while (node != NULL) { |
6172 | 22.4k | if ((node->type == XML_ENTITY_REF_NODE) || |
6173 | 22.4k | (node->type == XML_ENTITY_NODE) || |
6174 | 22.4k | (node->type == XML_ENTITY_DECL)) |
6175 | 0 | return(NULL); |
6176 | 22.4k | if (node->type == XML_ELEMENT_NODE) { |
6177 | 22.1k | cur = node->nsDef; |
6178 | 24.1k | while (cur != NULL) { |
6179 | 4.01k | if ((cur->prefix == NULL) && (nameSpace == NULL) && |
6180 | 4.01k | (cur->href != NULL)) |
6181 | 194 | return(cur); |
6182 | 3.81k | if ((cur->prefix != NULL) && (nameSpace != NULL) && |
6183 | 3.81k | (cur->href != NULL) && |
6184 | 3.81k | (xmlStrEqual(cur->prefix, nameSpace))) |
6185 | 1.86k | return(cur); |
6186 | 1.95k | cur = cur->next; |
6187 | 1.95k | } |
6188 | 20.1k | if (orig != node) { |
6189 | 15.8k | cur = node->ns; |
6190 | 15.8k | if (cur != NULL) { |
6191 | 7.03k | if ((cur->prefix == NULL) && (nameSpace == NULL) && |
6192 | 7.03k | (cur->href != NULL)) |
6193 | 1.86k | return(cur); |
6194 | 5.17k | if ((cur->prefix != NULL) && (nameSpace != NULL) && |
6195 | 5.17k | (cur->href != NULL) && |
6196 | 5.17k | (xmlStrEqual(cur->prefix, nameSpace))) |
6197 | 900 | return(cur); |
6198 | 5.17k | } |
6199 | 15.8k | } |
6200 | 20.1k | } |
6201 | 17.6k | node = node->parent; |
6202 | 17.6k | } |
6203 | 251 | return(NULL); |
6204 | 5.06k | } |
6205 | | |
6206 | | /** |
6207 | | * xmlNsInScope: |
6208 | | * @doc: the document |
6209 | | * @node: the current node |
6210 | | * @ancestor: the ancestor carrying the namespace |
6211 | | * @prefix: the namespace prefix |
6212 | | * |
6213 | | * Verify that the given namespace held on @ancestor is still in scope |
6214 | | * on node. |
6215 | | * |
6216 | | * Returns 1 if true, 0 if false and -1 in case of error. |
6217 | | */ |
6218 | | static int |
6219 | | xmlNsInScope(xmlDocPtr doc ATTRIBUTE_UNUSED, xmlNodePtr node, |
6220 | | xmlNodePtr ancestor, const xmlChar * prefix) |
6221 | 0 | { |
6222 | 0 | xmlNsPtr tst; |
6223 | |
|
6224 | 0 | while ((node != NULL) && (node != ancestor)) { |
6225 | 0 | if ((node->type == XML_ENTITY_REF_NODE) || |
6226 | 0 | (node->type == XML_ENTITY_NODE) || |
6227 | 0 | (node->type == XML_ENTITY_DECL)) |
6228 | 0 | return (-1); |
6229 | 0 | if (node->type == XML_ELEMENT_NODE) { |
6230 | 0 | tst = node->nsDef; |
6231 | 0 | while (tst != NULL) { |
6232 | 0 | if ((tst->prefix == NULL) |
6233 | 0 | && (prefix == NULL)) |
6234 | 0 | return (0); |
6235 | 0 | if ((tst->prefix != NULL) |
6236 | 0 | && (prefix != NULL) |
6237 | 0 | && (xmlStrEqual(tst->prefix, prefix))) |
6238 | 0 | return (0); |
6239 | 0 | tst = tst->next; |
6240 | 0 | } |
6241 | 0 | } |
6242 | 0 | node = node->parent; |
6243 | 0 | } |
6244 | 0 | if (node != ancestor) |
6245 | 0 | return (-1); |
6246 | 0 | return (1); |
6247 | 0 | } |
6248 | | |
6249 | | /** |
6250 | | * xmlSearchNsByHref: |
6251 | | * @doc: the document |
6252 | | * @node: the current node |
6253 | | * @href: the namespace value |
6254 | | * |
6255 | | * Search a Ns aliasing a given URI. Recurse on the parents until it finds |
6256 | | * the defined namespace or return NULL otherwise. |
6257 | | * Returns the namespace pointer or NULL. |
6258 | | */ |
6259 | | xmlNsPtr |
6260 | | xmlSearchNsByHref(xmlDocPtr doc, xmlNodePtr node, const xmlChar * href) |
6261 | 0 | { |
6262 | 0 | xmlNsPtr cur; |
6263 | 0 | xmlNodePtr orig = node; |
6264 | 0 | int is_attr; |
6265 | |
|
6266 | 0 | if ((node == NULL) || (node->type == XML_NAMESPACE_DECL) || (href == NULL)) |
6267 | 0 | return (NULL); |
6268 | 0 | if (xmlStrEqual(href, XML_XML_NAMESPACE)) { |
6269 | | /* |
6270 | | * Only the document can hold the XML spec namespace. |
6271 | | */ |
6272 | 0 | if ((doc == NULL) && (node->type == XML_ELEMENT_NODE)) { |
6273 | | /* |
6274 | | * The XML-1.0 namespace is normally held on the root |
6275 | | * element. In this case exceptionally create it on the |
6276 | | * node element. |
6277 | | */ |
6278 | 0 | cur = (xmlNsPtr) xmlMalloc(sizeof(xmlNs)); |
6279 | 0 | if (cur == NULL) { |
6280 | 0 | xmlTreeErrMemory("searching namespace"); |
6281 | 0 | return (NULL); |
6282 | 0 | } |
6283 | 0 | memset(cur, 0, sizeof(xmlNs)); |
6284 | 0 | cur->type = XML_LOCAL_NAMESPACE; |
6285 | 0 | cur->href = xmlStrdup(XML_XML_NAMESPACE); |
6286 | 0 | cur->prefix = xmlStrdup((const xmlChar *) "xml"); |
6287 | 0 | cur->next = node->nsDef; |
6288 | 0 | node->nsDef = cur; |
6289 | 0 | return (cur); |
6290 | 0 | } |
6291 | 0 | if (doc == NULL) { |
6292 | 0 | doc = node->doc; |
6293 | 0 | if (doc == NULL) |
6294 | 0 | return(NULL); |
6295 | 0 | } |
6296 | | /* |
6297 | | * Return the XML namespace declaration held by the doc. |
6298 | | */ |
6299 | 0 | if (doc->oldNs == NULL) |
6300 | 0 | return(xmlTreeEnsureXMLDecl(doc)); |
6301 | 0 | else |
6302 | 0 | return(doc->oldNs); |
6303 | 0 | } |
6304 | 0 | is_attr = (node->type == XML_ATTRIBUTE_NODE); |
6305 | 0 | while (node != NULL) { |
6306 | 0 | if ((node->type == XML_ENTITY_REF_NODE) || |
6307 | 0 | (node->type == XML_ENTITY_NODE) || |
6308 | 0 | (node->type == XML_ENTITY_DECL)) |
6309 | 0 | return (NULL); |
6310 | 0 | if (node->type == XML_ELEMENT_NODE) { |
6311 | 0 | cur = node->nsDef; |
6312 | 0 | while (cur != NULL) { |
6313 | 0 | if ((cur->href != NULL) && (href != NULL) && |
6314 | 0 | (xmlStrEqual(cur->href, href))) { |
6315 | 0 | if (((!is_attr) || (cur->prefix != NULL)) && |
6316 | 0 | (xmlNsInScope(doc, orig, node, cur->prefix) == 1)) |
6317 | 0 | return (cur); |
6318 | 0 | } |
6319 | 0 | cur = cur->next; |
6320 | 0 | } |
6321 | 0 | if (orig != node) { |
6322 | 0 | cur = node->ns; |
6323 | 0 | if (cur != NULL) { |
6324 | 0 | if ((cur->href != NULL) && (href != NULL) && |
6325 | 0 | (xmlStrEqual(cur->href, href))) { |
6326 | 0 | if (((!is_attr) || (cur->prefix != NULL)) && |
6327 | 0 | (xmlNsInScope(doc, orig, node, cur->prefix) == 1)) |
6328 | 0 | return (cur); |
6329 | 0 | } |
6330 | 0 | } |
6331 | 0 | } |
6332 | 0 | } |
6333 | 0 | node = node->parent; |
6334 | 0 | } |
6335 | 0 | return (NULL); |
6336 | 0 | } |
6337 | | |
6338 | | /** |
6339 | | * xmlNewReconciledNs: |
6340 | | * @doc: the document |
6341 | | * @tree: a node expected to hold the new namespace |
6342 | | * @ns: the original namespace |
6343 | | * |
6344 | | * This function tries to locate a namespace definition in a tree |
6345 | | * ancestors, or create a new namespace definition node similar to |
6346 | | * @ns trying to reuse the same prefix. However if the given prefix is |
6347 | | * null (default namespace) or reused within the subtree defined by |
6348 | | * @tree or on one of its ancestors then a new prefix is generated. |
6349 | | * Returns the (new) namespace definition or NULL in case of error |
6350 | | */ |
6351 | | static xmlNsPtr |
6352 | 0 | xmlNewReconciledNs(xmlDocPtr doc, xmlNodePtr tree, xmlNsPtr ns) { |
6353 | 0 | xmlNsPtr def; |
6354 | 0 | xmlChar prefix[50]; |
6355 | 0 | int counter = 1; |
6356 | |
|
6357 | 0 | if ((tree == NULL) || (tree->type != XML_ELEMENT_NODE)) { |
6358 | | #ifdef DEBUG_TREE |
6359 | | xmlGenericError(xmlGenericErrorContext, |
6360 | | "xmlNewReconciledNs : tree == NULL\n"); |
6361 | | #endif |
6362 | 0 | return(NULL); |
6363 | 0 | } |
6364 | 0 | if ((ns == NULL) || (ns->type != XML_NAMESPACE_DECL)) { |
6365 | | #ifdef DEBUG_TREE |
6366 | | xmlGenericError(xmlGenericErrorContext, |
6367 | | "xmlNewReconciledNs : ns == NULL\n"); |
6368 | | #endif |
6369 | 0 | return(NULL); |
6370 | 0 | } |
6371 | | /* |
6372 | | * Search an existing namespace definition inherited. |
6373 | | */ |
6374 | 0 | def = xmlSearchNsByHref(doc, tree, ns->href); |
6375 | 0 | if (def != NULL) |
6376 | 0 | return(def); |
6377 | | |
6378 | | /* |
6379 | | * Find a close prefix which is not already in use. |
6380 | | * Let's strip namespace prefixes longer than 20 chars ! |
6381 | | */ |
6382 | 0 | if (ns->prefix == NULL) |
6383 | 0 | snprintf((char *) prefix, sizeof(prefix), "default"); |
6384 | 0 | else |
6385 | 0 | snprintf((char *) prefix, sizeof(prefix), "%.20s", (char *)ns->prefix); |
6386 | |
|
6387 | 0 | def = xmlSearchNs(doc, tree, prefix); |
6388 | 0 | while (def != NULL) { |
6389 | 0 | if (counter > 1000) return(NULL); |
6390 | 0 | if (ns->prefix == NULL) |
6391 | 0 | snprintf((char *) prefix, sizeof(prefix), "default%d", counter++); |
6392 | 0 | else |
6393 | 0 | snprintf((char *) prefix, sizeof(prefix), "%.20s%d", |
6394 | 0 | (char *)ns->prefix, counter++); |
6395 | 0 | def = xmlSearchNs(doc, tree, prefix); |
6396 | 0 | } |
6397 | | |
6398 | | /* |
6399 | | * OK, now we are ready to create a new one. |
6400 | | */ |
6401 | 0 | def = xmlNewNs(tree, ns->href, prefix); |
6402 | 0 | return(def); |
6403 | 0 | } |
6404 | | |
6405 | | #ifdef LIBXML_TREE_ENABLED |
6406 | | /** |
6407 | | * xmlReconciliateNs: |
6408 | | * @doc: the document |
6409 | | * @tree: a node defining the subtree to reconciliate |
6410 | | * |
6411 | | * This function checks that all the namespaces declared within the given |
6412 | | * tree are properly declared. This is needed for example after Copy or Cut |
6413 | | * and then paste operations. The subtree may still hold pointers to |
6414 | | * namespace declarations outside the subtree or invalid/masked. As much |
6415 | | * as possible the function try to reuse the existing namespaces found in |
6416 | | * the new environment. If not possible the new namespaces are redeclared |
6417 | | * on @tree at the top of the given subtree. |
6418 | | * Returns the number of namespace declarations created or -1 in case of error. |
6419 | | */ |
6420 | | int |
6421 | 0 | xmlReconciliateNs(xmlDocPtr doc, xmlNodePtr tree) { |
6422 | 0 | xmlNsPtr *oldNs = NULL; |
6423 | 0 | xmlNsPtr *newNs = NULL; |
6424 | 0 | int sizeCache = 0; |
6425 | 0 | int nbCache = 0; |
6426 | |
|
6427 | 0 | xmlNsPtr n; |
6428 | 0 | xmlNodePtr node = tree; |
6429 | 0 | xmlAttrPtr attr; |
6430 | 0 | int ret = 0, i; |
6431 | |
|
6432 | 0 | if ((node == NULL) || (node->type != XML_ELEMENT_NODE)) return(-1); |
6433 | 0 | if ((doc == NULL) || (doc->type != XML_DOCUMENT_NODE)) return(-1); |
6434 | 0 | if (node->doc != doc) return(-1); |
6435 | 0 | while (node != NULL) { |
6436 | | /* |
6437 | | * Reconciliate the node namespace |
6438 | | */ |
6439 | 0 | if (node->ns != NULL) { |
6440 | | /* |
6441 | | * initialize the cache if needed |
6442 | | */ |
6443 | 0 | if (sizeCache == 0) { |
6444 | 0 | sizeCache = 10; |
6445 | 0 | oldNs = (xmlNsPtr *) xmlMalloc(sizeCache * |
6446 | 0 | sizeof(xmlNsPtr)); |
6447 | 0 | if (oldNs == NULL) { |
6448 | 0 | xmlTreeErrMemory("fixing namespaces"); |
6449 | 0 | return(-1); |
6450 | 0 | } |
6451 | 0 | newNs = (xmlNsPtr *) xmlMalloc(sizeCache * |
6452 | 0 | sizeof(xmlNsPtr)); |
6453 | 0 | if (newNs == NULL) { |
6454 | 0 | xmlTreeErrMemory("fixing namespaces"); |
6455 | 0 | xmlFree(oldNs); |
6456 | 0 | return(-1); |
6457 | 0 | } |
6458 | 0 | } |
6459 | 0 | for (i = 0;i < nbCache;i++) { |
6460 | 0 | if (oldNs[i] == node->ns) { |
6461 | 0 | node->ns = newNs[i]; |
6462 | 0 | break; |
6463 | 0 | } |
6464 | 0 | } |
6465 | 0 | if (i == nbCache) { |
6466 | | /* |
6467 | | * OK we need to recreate a new namespace definition |
6468 | | */ |
6469 | 0 | n = xmlNewReconciledNs(doc, tree, node->ns); |
6470 | 0 | if (n != NULL) { /* :-( what if else ??? */ |
6471 | | /* |
6472 | | * check if we need to grow the cache buffers. |
6473 | | */ |
6474 | 0 | if (sizeCache <= nbCache) { |
6475 | 0 | sizeCache *= 2; |
6476 | 0 | oldNs = (xmlNsPtr *) xmlRealloc(oldNs, sizeCache * |
6477 | 0 | sizeof(xmlNsPtr)); |
6478 | 0 | if (oldNs == NULL) { |
6479 | 0 | xmlTreeErrMemory("fixing namespaces"); |
6480 | 0 | xmlFree(newNs); |
6481 | 0 | return(-1); |
6482 | 0 | } |
6483 | 0 | newNs = (xmlNsPtr *) xmlRealloc(newNs, sizeCache * |
6484 | 0 | sizeof(xmlNsPtr)); |
6485 | 0 | if (newNs == NULL) { |
6486 | 0 | xmlTreeErrMemory("fixing namespaces"); |
6487 | 0 | xmlFree(oldNs); |
6488 | 0 | return(-1); |
6489 | 0 | } |
6490 | 0 | } |
6491 | 0 | newNs[nbCache] = n; |
6492 | 0 | oldNs[nbCache++] = node->ns; |
6493 | 0 | node->ns = n; |
6494 | 0 | } |
6495 | 0 | } |
6496 | 0 | } |
6497 | | /* |
6498 | | * now check for namespace held by attributes on the node. |
6499 | | */ |
6500 | 0 | if (node->type == XML_ELEMENT_NODE) { |
6501 | 0 | attr = node->properties; |
6502 | 0 | while (attr != NULL) { |
6503 | 0 | if (attr->ns != NULL) { |
6504 | | /* |
6505 | | * initialize the cache if needed |
6506 | | */ |
6507 | 0 | if (sizeCache == 0) { |
6508 | 0 | sizeCache = 10; |
6509 | 0 | oldNs = (xmlNsPtr *) xmlMalloc(sizeCache * |
6510 | 0 | sizeof(xmlNsPtr)); |
6511 | 0 | if (oldNs == NULL) { |
6512 | 0 | xmlTreeErrMemory("fixing namespaces"); |
6513 | 0 | return(-1); |
6514 | 0 | } |
6515 | 0 | newNs = (xmlNsPtr *) xmlMalloc(sizeCache * |
6516 | 0 | sizeof(xmlNsPtr)); |
6517 | 0 | if (newNs == NULL) { |
6518 | 0 | xmlTreeErrMemory("fixing namespaces"); |
6519 | 0 | xmlFree(oldNs); |
6520 | 0 | return(-1); |
6521 | 0 | } |
6522 | 0 | } |
6523 | 0 | for (i = 0;i < nbCache;i++) { |
6524 | 0 | if (oldNs[i] == attr->ns) { |
6525 | 0 | attr->ns = newNs[i]; |
6526 | 0 | break; |
6527 | 0 | } |
6528 | 0 | } |
6529 | 0 | if (i == nbCache) { |
6530 | | /* |
6531 | | * OK we need to recreate a new namespace definition |
6532 | | */ |
6533 | 0 | n = xmlNewReconciledNs(doc, tree, attr->ns); |
6534 | 0 | if (n != NULL) { /* :-( what if else ??? */ |
6535 | | /* |
6536 | | * check if we need to grow the cache buffers. |
6537 | | */ |
6538 | 0 | if (sizeCache <= nbCache) { |
6539 | 0 | sizeCache *= 2; |
6540 | 0 | oldNs = (xmlNsPtr *) xmlRealloc(oldNs, |
6541 | 0 | sizeCache * sizeof(xmlNsPtr)); |
6542 | 0 | if (oldNs == NULL) { |
6543 | 0 | xmlTreeErrMemory("fixing namespaces"); |
6544 | 0 | xmlFree(newNs); |
6545 | 0 | return(-1); |
6546 | 0 | } |
6547 | 0 | newNs = (xmlNsPtr *) xmlRealloc(newNs, |
6548 | 0 | sizeCache * sizeof(xmlNsPtr)); |
6549 | 0 | if (newNs == NULL) { |
6550 | 0 | xmlTreeErrMemory("fixing namespaces"); |
6551 | 0 | xmlFree(oldNs); |
6552 | 0 | return(-1); |
6553 | 0 | } |
6554 | 0 | } |
6555 | 0 | newNs[nbCache] = n; |
6556 | 0 | oldNs[nbCache++] = attr->ns; |
6557 | 0 | attr->ns = n; |
6558 | 0 | } |
6559 | 0 | } |
6560 | 0 | } |
6561 | 0 | attr = attr->next; |
6562 | 0 | } |
6563 | 0 | } |
6564 | | |
6565 | | /* |
6566 | | * Browse the full subtree, deep first |
6567 | | */ |
6568 | 0 | if ((node->children != NULL) && (node->type != XML_ENTITY_REF_NODE)) { |
6569 | | /* deep first */ |
6570 | 0 | node = node->children; |
6571 | 0 | } else if ((node != tree) && (node->next != NULL)) { |
6572 | | /* then siblings */ |
6573 | 0 | node = node->next; |
6574 | 0 | } else if (node != tree) { |
6575 | | /* go up to parents->next if needed */ |
6576 | 0 | while (node != tree) { |
6577 | 0 | if (node->parent != NULL) |
6578 | 0 | node = node->parent; |
6579 | 0 | if ((node != tree) && (node->next != NULL)) { |
6580 | 0 | node = node->next; |
6581 | 0 | break; |
6582 | 0 | } |
6583 | 0 | if (node->parent == NULL) { |
6584 | 0 | node = NULL; |
6585 | 0 | break; |
6586 | 0 | } |
6587 | 0 | } |
6588 | | /* exit condition */ |
6589 | 0 | if (node == tree) |
6590 | 0 | node = NULL; |
6591 | 0 | } else |
6592 | 0 | break; |
6593 | 0 | } |
6594 | 0 | if (oldNs != NULL) |
6595 | 0 | xmlFree(oldNs); |
6596 | 0 | if (newNs != NULL) |
6597 | 0 | xmlFree(newNs); |
6598 | 0 | return(ret); |
6599 | 0 | } |
6600 | | #endif /* LIBXML_TREE_ENABLED */ |
6601 | | |
6602 | | static xmlAttrPtr |
6603 | | xmlGetPropNodeInternal(const xmlNode *node, const xmlChar *name, |
6604 | | const xmlChar *nsName, int useDTD) |
6605 | 567k | { |
6606 | 567k | xmlAttrPtr prop; |
6607 | | |
6608 | | /* Avoid unused variable warning if features are disabled. */ |
6609 | 567k | (void) useDTD; |
6610 | | |
6611 | 567k | if ((node == NULL) || (node->type != XML_ELEMENT_NODE) || (name == NULL)) |
6612 | 0 | return(NULL); |
6613 | | |
6614 | 567k | if (node->properties != NULL) { |
6615 | 3.25k | prop = node->properties; |
6616 | 3.25k | if (nsName == NULL) { |
6617 | | /* |
6618 | | * We want the attr to be in no namespace. |
6619 | | */ |
6620 | 0 | do { |
6621 | 0 | if ((prop->ns == NULL) && xmlStrEqual(prop->name, name)) { |
6622 | 0 | return(prop); |
6623 | 0 | } |
6624 | 0 | prop = prop->next; |
6625 | 0 | } while (prop != NULL); |
6626 | 3.25k | } else { |
6627 | | /* |
6628 | | * We want the attr to be in the specified namespace. |
6629 | | */ |
6630 | 3.25k | do { |
6631 | 3.25k | if ((prop->ns != NULL) && xmlStrEqual(prop->name, name) && |
6632 | 3.25k | ((prop->ns->href == nsName) || |
6633 | 0 | xmlStrEqual(prop->ns->href, nsName))) |
6634 | 0 | { |
6635 | 0 | return(prop); |
6636 | 0 | } |
6637 | 3.25k | prop = prop->next; |
6638 | 3.25k | } while (prop != NULL); |
6639 | 3.25k | } |
6640 | 3.25k | } |
6641 | | |
6642 | 567k | #ifdef LIBXML_TREE_ENABLED |
6643 | 567k | if (! useDTD) |
6644 | 0 | return(NULL); |
6645 | | /* |
6646 | | * Check if there is a default/fixed attribute declaration in |
6647 | | * the internal or external subset. |
6648 | | */ |
6649 | 567k | if ((node->doc != NULL) && (node->doc->intSubset != NULL)) { |
6650 | 24 | xmlDocPtr doc = node->doc; |
6651 | 24 | xmlAttributePtr attrDecl = NULL; |
6652 | 24 | xmlChar *elemQName, *tmpstr = NULL; |
6653 | | |
6654 | | /* |
6655 | | * We need the QName of the element for the DTD-lookup. |
6656 | | */ |
6657 | 24 | if ((node->ns != NULL) && (node->ns->prefix != NULL)) { |
6658 | 0 | tmpstr = xmlStrdup(node->ns->prefix); |
6659 | 0 | tmpstr = xmlStrcat(tmpstr, BAD_CAST ":"); |
6660 | 0 | tmpstr = xmlStrcat(tmpstr, node->name); |
6661 | 0 | if (tmpstr == NULL) |
6662 | 0 | return(NULL); |
6663 | 0 | elemQName = tmpstr; |
6664 | 0 | } else |
6665 | 24 | elemQName = (xmlChar *) node->name; |
6666 | 24 | if (nsName == NULL) { |
6667 | | /* |
6668 | | * The common and nice case: Attr in no namespace. |
6669 | | */ |
6670 | 0 | attrDecl = xmlGetDtdQAttrDesc(doc->intSubset, |
6671 | 0 | elemQName, name, NULL); |
6672 | 0 | if ((attrDecl == NULL) && (doc->extSubset != NULL)) { |
6673 | 0 | attrDecl = xmlGetDtdQAttrDesc(doc->extSubset, |
6674 | 0 | elemQName, name, NULL); |
6675 | 0 | } |
6676 | 24 | } else if (xmlStrEqual(nsName, XML_XML_NAMESPACE)) { |
6677 | | /* |
6678 | | * The XML namespace must be bound to prefix 'xml'. |
6679 | | */ |
6680 | 24 | attrDecl = xmlGetDtdQAttrDesc(doc->intSubset, |
6681 | 24 | elemQName, name, BAD_CAST "xml"); |
6682 | 24 | if ((attrDecl == NULL) && (doc->extSubset != NULL)) { |
6683 | 0 | attrDecl = xmlGetDtdQAttrDesc(doc->extSubset, |
6684 | 0 | elemQName, name, BAD_CAST "xml"); |
6685 | 0 | } |
6686 | 24 | } else { |
6687 | 0 | xmlNsPtr *nsList, *cur; |
6688 | | |
6689 | | /* |
6690 | | * The ugly case: Search using the prefixes of in-scope |
6691 | | * ns-decls corresponding to @nsName. |
6692 | | */ |
6693 | 0 | nsList = xmlGetNsList(node->doc, node); |
6694 | 0 | if (nsList == NULL) { |
6695 | 0 | if (tmpstr != NULL) |
6696 | 0 | xmlFree(tmpstr); |
6697 | 0 | return(NULL); |
6698 | 0 | } |
6699 | 0 | cur = nsList; |
6700 | 0 | while (*cur != NULL) { |
6701 | 0 | if (xmlStrEqual((*cur)->href, nsName)) { |
6702 | 0 | attrDecl = xmlGetDtdQAttrDesc(doc->intSubset, elemQName, |
6703 | 0 | name, (*cur)->prefix); |
6704 | 0 | if (attrDecl) |
6705 | 0 | break; |
6706 | 0 | if (doc->extSubset != NULL) { |
6707 | 0 | attrDecl = xmlGetDtdQAttrDesc(doc->extSubset, elemQName, |
6708 | 0 | name, (*cur)->prefix); |
6709 | 0 | if (attrDecl) |
6710 | 0 | break; |
6711 | 0 | } |
6712 | 0 | } |
6713 | 0 | cur++; |
6714 | 0 | } |
6715 | 0 | xmlFree(nsList); |
6716 | 0 | } |
6717 | 24 | if (tmpstr != NULL) |
6718 | 0 | xmlFree(tmpstr); |
6719 | | /* |
6720 | | * Only default/fixed attrs are relevant. |
6721 | | */ |
6722 | 24 | if ((attrDecl != NULL) && (attrDecl->defaultValue != NULL)) |
6723 | 0 | return((xmlAttrPtr) attrDecl); |
6724 | 24 | } |
6725 | 567k | #endif /* LIBXML_TREE_ENABLED */ |
6726 | 567k | return(NULL); |
6727 | 567k | } |
6728 | | |
6729 | | static xmlChar* |
6730 | | xmlGetPropNodeValueInternal(const xmlAttr *prop) |
6731 | 112k | { |
6732 | 112k | if (prop == NULL) |
6733 | 0 | return(NULL); |
6734 | 112k | if (prop->type == XML_ATTRIBUTE_NODE) { |
6735 | | /* |
6736 | | * Note that we return at least the empty string. |
6737 | | * TODO: Do we really always want that? |
6738 | | */ |
6739 | 112k | if (prop->children != NULL) { |
6740 | 112k | if ((prop->children->next == NULL) && |
6741 | 112k | ((prop->children->type == XML_TEXT_NODE) || |
6742 | 10.6k | (prop->children->type == XML_CDATA_SECTION_NODE))) |
6743 | 10.6k | { |
6744 | | /* |
6745 | | * Optimization for the common case: only 1 text node. |
6746 | | */ |
6747 | 10.6k | return(xmlStrdup(prop->children->content)); |
6748 | 102k | } else { |
6749 | 102k | xmlChar *ret; |
6750 | | |
6751 | 102k | ret = xmlNodeListGetString(prop->doc, prop->children, 1); |
6752 | 102k | if (ret != NULL) |
6753 | 102k | return(ret); |
6754 | 102k | } |
6755 | 112k | } |
6756 | 0 | return(xmlStrdup((xmlChar *)"")); |
6757 | 112k | } else if (prop->type == XML_ATTRIBUTE_DECL) { |
6758 | 0 | return(xmlStrdup(((xmlAttributePtr)prop)->defaultValue)); |
6759 | 0 | } |
6760 | 0 | return(NULL); |
6761 | 112k | } |
6762 | | |
6763 | | /** |
6764 | | * xmlHasProp: |
6765 | | * @node: the node |
6766 | | * @name: the attribute name |
6767 | | * |
6768 | | * Search an attribute associated to a node |
6769 | | * This function also looks in DTD attribute declaration for #FIXED or |
6770 | | * default declaration values unless DTD use has been turned off. |
6771 | | * |
6772 | | * Returns the attribute or the attribute declaration or NULL if |
6773 | | * neither was found. |
6774 | | */ |
6775 | | xmlAttrPtr |
6776 | 0 | xmlHasProp(const xmlNode *node, const xmlChar *name) { |
6777 | 0 | xmlAttrPtr prop; |
6778 | 0 | xmlDocPtr doc; |
6779 | |
|
6780 | 0 | if ((node == NULL) || (node->type != XML_ELEMENT_NODE) || (name == NULL)) |
6781 | 0 | return(NULL); |
6782 | | /* |
6783 | | * Check on the properties attached to the node |
6784 | | */ |
6785 | 0 | prop = node->properties; |
6786 | 0 | while (prop != NULL) { |
6787 | 0 | if (xmlStrEqual(prop->name, name)) { |
6788 | 0 | return(prop); |
6789 | 0 | } |
6790 | 0 | prop = prop->next; |
6791 | 0 | } |
6792 | 0 | if (!xmlCheckDTD) return(NULL); |
6793 | | |
6794 | | /* |
6795 | | * Check if there is a default declaration in the internal |
6796 | | * or external subsets |
6797 | | */ |
6798 | 0 | doc = node->doc; |
6799 | 0 | if (doc != NULL) { |
6800 | 0 | xmlAttributePtr attrDecl; |
6801 | 0 | if (doc->intSubset != NULL) { |
6802 | 0 | attrDecl = xmlGetDtdAttrDesc(doc->intSubset, node->name, name); |
6803 | 0 | if ((attrDecl == NULL) && (doc->extSubset != NULL)) |
6804 | 0 | attrDecl = xmlGetDtdAttrDesc(doc->extSubset, node->name, name); |
6805 | 0 | if ((attrDecl != NULL) && (attrDecl->defaultValue != NULL)) |
6806 | | /* return attribute declaration only if a default value is given |
6807 | | (that includes #FIXED declarations) */ |
6808 | 0 | return((xmlAttrPtr) attrDecl); |
6809 | 0 | } |
6810 | 0 | } |
6811 | 0 | return(NULL); |
6812 | 0 | } |
6813 | | |
6814 | | /** |
6815 | | * xmlHasNsProp: |
6816 | | * @node: the node |
6817 | | * @name: the attribute name |
6818 | | * @nameSpace: the URI of the namespace |
6819 | | * |
6820 | | * Search for an attribute associated to a node |
6821 | | * This attribute has to be anchored in the namespace specified. |
6822 | | * This does the entity substitution. |
6823 | | * This function looks in DTD attribute declaration for #FIXED or |
6824 | | * default declaration values unless DTD use has been turned off. |
6825 | | * Note that a namespace of NULL indicates to use the default namespace. |
6826 | | * |
6827 | | * Returns the attribute or the attribute declaration or NULL |
6828 | | * if neither was found. |
6829 | | */ |
6830 | | xmlAttrPtr |
6831 | 0 | xmlHasNsProp(const xmlNode *node, const xmlChar *name, const xmlChar *nameSpace) { |
6832 | |
|
6833 | 0 | return(xmlGetPropNodeInternal(node, name, nameSpace, xmlCheckDTD)); |
6834 | 0 | } |
6835 | | |
6836 | | /** |
6837 | | * xmlGetProp: |
6838 | | * @node: the node |
6839 | | * @name: the attribute name |
6840 | | * |
6841 | | * Search and get the value of an attribute associated to a node |
6842 | | * This does the entity substitution. |
6843 | | * This function looks in DTD attribute declaration for #FIXED or |
6844 | | * default declaration values unless DTD use has been turned off. |
6845 | | * NOTE: this function acts independently of namespaces associated |
6846 | | * to the attribute. Use xmlGetNsProp() or xmlGetNoNsProp() |
6847 | | * for namespace aware processing. |
6848 | | * |
6849 | | * Returns the attribute value or NULL if not found. |
6850 | | * It's up to the caller to free the memory with xmlFree(). |
6851 | | */ |
6852 | | xmlChar * |
6853 | 0 | xmlGetProp(const xmlNode *node, const xmlChar *name) { |
6854 | 0 | xmlAttrPtr prop; |
6855 | |
|
6856 | 0 | prop = xmlHasProp(node, name); |
6857 | 0 | if (prop == NULL) |
6858 | 0 | return(NULL); |
6859 | 0 | return(xmlGetPropNodeValueInternal(prop)); |
6860 | 0 | } |
6861 | | |
6862 | | /** |
6863 | | * xmlGetNoNsProp: |
6864 | | * @node: the node |
6865 | | * @name: the attribute name |
6866 | | * |
6867 | | * Search and get the value of an attribute associated to a node |
6868 | | * This does the entity substitution. |
6869 | | * This function looks in DTD attribute declaration for #FIXED or |
6870 | | * default declaration values unless DTD use has been turned off. |
6871 | | * This function is similar to xmlGetProp except it will accept only |
6872 | | * an attribute in no namespace. |
6873 | | * |
6874 | | * Returns the attribute value or NULL if not found. |
6875 | | * It's up to the caller to free the memory with xmlFree(). |
6876 | | */ |
6877 | | xmlChar * |
6878 | 0 | xmlGetNoNsProp(const xmlNode *node, const xmlChar *name) { |
6879 | 0 | xmlAttrPtr prop; |
6880 | |
|
6881 | 0 | prop = xmlGetPropNodeInternal(node, name, NULL, xmlCheckDTD); |
6882 | 0 | if (prop == NULL) |
6883 | 0 | return(NULL); |
6884 | 0 | return(xmlGetPropNodeValueInternal(prop)); |
6885 | 0 | } |
6886 | | |
6887 | | /** |
6888 | | * xmlGetNsProp: |
6889 | | * @node: the node |
6890 | | * @name: the attribute name |
6891 | | * @nameSpace: the URI of the namespace |
6892 | | * |
6893 | | * Search and get the value of an attribute associated to a node |
6894 | | * This attribute has to be anchored in the namespace specified. |
6895 | | * This does the entity substitution. |
6896 | | * This function looks in DTD attribute declaration for #FIXED or |
6897 | | * default declaration values unless DTD use has been turned off. |
6898 | | * |
6899 | | * Returns the attribute value or NULL if not found. |
6900 | | * It's up to the caller to free the memory with xmlFree(). |
6901 | | */ |
6902 | | xmlChar * |
6903 | 567k | xmlGetNsProp(const xmlNode *node, const xmlChar *name, const xmlChar *nameSpace) { |
6904 | 567k | xmlAttrPtr prop; |
6905 | | |
6906 | 567k | prop = xmlGetPropNodeInternal(node, name, nameSpace, xmlCheckDTD); |
6907 | 567k | if (prop == NULL) |
6908 | 567k | return(NULL); |
6909 | 0 | return(xmlGetPropNodeValueInternal(prop)); |
6910 | 567k | } |
6911 | | |
6912 | | #if defined(LIBXML_TREE_ENABLED) || defined(LIBXML_SCHEMAS_ENABLED) |
6913 | | /** |
6914 | | * xmlUnsetProp: |
6915 | | * @node: the node |
6916 | | * @name: the attribute name |
6917 | | * |
6918 | | * Remove an attribute carried by a node. |
6919 | | * This handles only attributes in no namespace. |
6920 | | * Returns 0 if successful, -1 if not found |
6921 | | */ |
6922 | | int |
6923 | 0 | xmlUnsetProp(xmlNodePtr node, const xmlChar *name) { |
6924 | 0 | xmlAttrPtr prop; |
6925 | |
|
6926 | 0 | prop = xmlGetPropNodeInternal(node, name, NULL, 0); |
6927 | 0 | if (prop == NULL) |
6928 | 0 | return(-1); |
6929 | 0 | xmlUnlinkNode((xmlNodePtr) prop); |
6930 | 0 | xmlFreeProp(prop); |
6931 | 0 | return(0); |
6932 | 0 | } |
6933 | | |
6934 | | /** |
6935 | | * xmlUnsetNsProp: |
6936 | | * @node: the node |
6937 | | * @ns: the namespace definition |
6938 | | * @name: the attribute name |
6939 | | * |
6940 | | * Remove an attribute carried by a node. |
6941 | | * Returns 0 if successful, -1 if not found |
6942 | | */ |
6943 | | int |
6944 | 0 | xmlUnsetNsProp(xmlNodePtr node, xmlNsPtr ns, const xmlChar *name) { |
6945 | 0 | xmlAttrPtr prop; |
6946 | |
|
6947 | 0 | prop = xmlGetPropNodeInternal(node, name, (ns != NULL) ? ns->href : NULL, 0); |
6948 | 0 | if (prop == NULL) |
6949 | 0 | return(-1); |
6950 | 0 | xmlUnlinkNode((xmlNodePtr) prop); |
6951 | 0 | xmlFreeProp(prop); |
6952 | 0 | return(0); |
6953 | 0 | } |
6954 | | #endif |
6955 | | |
6956 | | #if defined(LIBXML_TREE_ENABLED) || defined(LIBXML_XINCLUDE_ENABLED) || defined(LIBXML_SCHEMAS_ENABLED) || defined(LIBXML_HTML_ENABLED) |
6957 | | /** |
6958 | | * xmlSetProp: |
6959 | | * @node: the node |
6960 | | * @name: the attribute name (a QName) |
6961 | | * @value: the attribute value |
6962 | | * |
6963 | | * Set (or reset) an attribute carried by a node. |
6964 | | * If @name has a prefix, then the corresponding |
6965 | | * namespace-binding will be used, if in scope; it is an |
6966 | | * error it there's no such ns-binding for the prefix in |
6967 | | * scope. |
6968 | | * Returns the attribute pointer. |
6969 | | * |
6970 | | */ |
6971 | | xmlAttrPtr |
6972 | 0 | xmlSetProp(xmlNodePtr node, const xmlChar *name, const xmlChar *value) { |
6973 | 0 | int len; |
6974 | 0 | const xmlChar *nqname; |
6975 | |
|
6976 | 0 | if ((node == NULL) || (name == NULL) || (node->type != XML_ELEMENT_NODE)) |
6977 | 0 | return(NULL); |
6978 | | |
6979 | | /* |
6980 | | * handle QNames |
6981 | | */ |
6982 | 0 | nqname = xmlSplitQName3(name, &len); |
6983 | 0 | if (nqname != NULL) { |
6984 | 0 | xmlNsPtr ns; |
6985 | 0 | xmlChar *prefix = xmlStrndup(name, len); |
6986 | 0 | ns = xmlSearchNs(node->doc, node, prefix); |
6987 | 0 | if (prefix != NULL) |
6988 | 0 | xmlFree(prefix); |
6989 | 0 | if (ns != NULL) |
6990 | 0 | return(xmlSetNsProp(node, ns, nqname, value)); |
6991 | 0 | } |
6992 | 0 | return(xmlSetNsProp(node, NULL, name, value)); |
6993 | 0 | } |
6994 | | |
6995 | | /** |
6996 | | * xmlSetNsProp: |
6997 | | * @node: the node |
6998 | | * @ns: the namespace definition |
6999 | | * @name: the attribute name |
7000 | | * @value: the attribute value |
7001 | | * |
7002 | | * Set (or reset) an attribute carried by a node. |
7003 | | * The ns structure must be in scope, this is not checked |
7004 | | * |
7005 | | * Returns the attribute pointer. |
7006 | | */ |
7007 | | xmlAttrPtr |
7008 | | xmlSetNsProp(xmlNodePtr node, xmlNsPtr ns, const xmlChar *name, |
7009 | | const xmlChar *value) |
7010 | 0 | { |
7011 | 0 | xmlAttrPtr prop; |
7012 | |
|
7013 | 0 | if (ns && (ns->href == NULL)) |
7014 | 0 | return(NULL); |
7015 | 0 | prop = xmlGetPropNodeInternal(node, name, (ns != NULL) ? ns->href : NULL, 0); |
7016 | 0 | if (prop != NULL) { |
7017 | | /* |
7018 | | * Modify the attribute's value. |
7019 | | */ |
7020 | 0 | if (prop->atype == XML_ATTRIBUTE_ID) { |
7021 | 0 | xmlRemoveID(node->doc, prop); |
7022 | 0 | prop->atype = XML_ATTRIBUTE_ID; |
7023 | 0 | } |
7024 | 0 | if (prop->children != NULL) |
7025 | 0 | xmlFreeNodeList(prop->children); |
7026 | 0 | prop->children = NULL; |
7027 | 0 | prop->last = NULL; |
7028 | 0 | prop->ns = ns; |
7029 | 0 | if (value != NULL) { |
7030 | 0 | xmlNodePtr tmp; |
7031 | |
|
7032 | 0 | prop->children = xmlNewDocText(node->doc, value); |
7033 | 0 | prop->last = NULL; |
7034 | 0 | tmp = prop->children; |
7035 | 0 | while (tmp != NULL) { |
7036 | 0 | tmp->parent = (xmlNodePtr) prop; |
7037 | 0 | if (tmp->next == NULL) |
7038 | 0 | prop->last = tmp; |
7039 | 0 | tmp = tmp->next; |
7040 | 0 | } |
7041 | 0 | } |
7042 | 0 | if (prop->atype == XML_ATTRIBUTE_ID) |
7043 | 0 | xmlAddID(NULL, node->doc, value, prop); |
7044 | 0 | return(prop); |
7045 | 0 | } |
7046 | | /* |
7047 | | * No equal attr found; create a new one. |
7048 | | */ |
7049 | 0 | return(xmlNewPropInternal(node, ns, name, value, 0)); |
7050 | 0 | } |
7051 | | |
7052 | | #endif /* LIBXML_TREE_ENABLED */ |
7053 | | |
7054 | | /** |
7055 | | * xmlNodeIsText: |
7056 | | * @node: the node |
7057 | | * |
7058 | | * Is this node a Text node ? |
7059 | | * Returns 1 yes, 0 no |
7060 | | */ |
7061 | | int |
7062 | 0 | xmlNodeIsText(const xmlNode *node) { |
7063 | 0 | if (node == NULL) return(0); |
7064 | | |
7065 | 0 | if (node->type == XML_TEXT_NODE) return(1); |
7066 | 0 | return(0); |
7067 | 0 | } |
7068 | | |
7069 | | /** |
7070 | | * xmlIsBlankNode: |
7071 | | * @node: the node |
7072 | | * |
7073 | | * Checks whether this node is an empty or whitespace only |
7074 | | * (and possibly ignorable) text-node. |
7075 | | * |
7076 | | * Returns 1 yes, 0 no |
7077 | | */ |
7078 | | int |
7079 | 0 | xmlIsBlankNode(const xmlNode *node) { |
7080 | 0 | const xmlChar *cur; |
7081 | 0 | if (node == NULL) return(0); |
7082 | | |
7083 | 0 | if ((node->type != XML_TEXT_NODE) && |
7084 | 0 | (node->type != XML_CDATA_SECTION_NODE)) |
7085 | 0 | return(0); |
7086 | 0 | if (node->content == NULL) return(1); |
7087 | 0 | cur = node->content; |
7088 | 0 | while (*cur != 0) { |
7089 | 0 | if (!IS_BLANK_CH(*cur)) return(0); |
7090 | 0 | cur++; |
7091 | 0 | } |
7092 | | |
7093 | 0 | return(1); |
7094 | 0 | } |
7095 | | |
7096 | | /** |
7097 | | * xmlTextConcat: |
7098 | | * @node: the node |
7099 | | * @content: the content |
7100 | | * @len: @content length |
7101 | | * |
7102 | | * Concat the given string at the end of the existing node content |
7103 | | * |
7104 | | * Returns -1 in case of error, 0 otherwise |
7105 | | */ |
7106 | | |
7107 | | int |
7108 | 0 | xmlTextConcat(xmlNodePtr node, const xmlChar *content, int len) { |
7109 | 0 | if (node == NULL) return(-1); |
7110 | | |
7111 | 0 | if ((node->type != XML_TEXT_NODE) && |
7112 | 0 | (node->type != XML_CDATA_SECTION_NODE) && |
7113 | 0 | (node->type != XML_COMMENT_NODE) && |
7114 | 0 | (node->type != XML_PI_NODE)) { |
7115 | | #ifdef DEBUG_TREE |
7116 | | xmlGenericError(xmlGenericErrorContext, |
7117 | | "xmlTextConcat: node is not text nor CDATA\n"); |
7118 | | #endif |
7119 | 0 | return(-1); |
7120 | 0 | } |
7121 | | /* need to check if content is currently in the dictionary */ |
7122 | 0 | if ((node->content == (xmlChar *) &(node->properties)) || |
7123 | 0 | ((node->doc != NULL) && (node->doc->dict != NULL) && |
7124 | 0 | xmlDictOwns(node->doc->dict, node->content))) { |
7125 | 0 | node->content = xmlStrncatNew(node->content, content, len); |
7126 | 0 | } else { |
7127 | 0 | node->content = xmlStrncat(node->content, content, len); |
7128 | 0 | } |
7129 | 0 | node->properties = NULL; |
7130 | 0 | if (node->content == NULL) |
7131 | 0 | return(-1); |
7132 | 0 | return(0); |
7133 | 0 | } |
7134 | | |
7135 | | /************************************************************************ |
7136 | | * * |
7137 | | * Output : to a FILE or in memory * |
7138 | | * * |
7139 | | ************************************************************************/ |
7140 | | |
7141 | | /** |
7142 | | * xmlBufferCreate: |
7143 | | * |
7144 | | * routine to create an XML buffer. |
7145 | | * returns the new structure. |
7146 | | */ |
7147 | | xmlBufferPtr |
7148 | 302 | xmlBufferCreate(void) { |
7149 | 302 | xmlBufferPtr ret; |
7150 | | |
7151 | 302 | ret = (xmlBufferPtr) xmlMalloc(sizeof(xmlBuffer)); |
7152 | 302 | if (ret == NULL) { |
7153 | 0 | xmlTreeErrMemory("creating buffer"); |
7154 | 0 | return(NULL); |
7155 | 0 | } |
7156 | 302 | ret->use = 0; |
7157 | 302 | ret->size = xmlDefaultBufferSize; |
7158 | 302 | ret->alloc = xmlBufferAllocScheme; |
7159 | 302 | ret->content = (xmlChar *) xmlMallocAtomic(ret->size); |
7160 | 302 | if (ret->content == NULL) { |
7161 | 0 | xmlTreeErrMemory("creating buffer"); |
7162 | 0 | xmlFree(ret); |
7163 | 0 | return(NULL); |
7164 | 0 | } |
7165 | 302 | ret->content[0] = 0; |
7166 | 302 | ret->contentIO = NULL; |
7167 | 302 | return(ret); |
7168 | 302 | } |
7169 | | |
7170 | | /** |
7171 | | * xmlBufferCreateSize: |
7172 | | * @size: initial size of buffer |
7173 | | * |
7174 | | * routine to create an XML buffer. |
7175 | | * returns the new structure. |
7176 | | */ |
7177 | | xmlBufferPtr |
7178 | 0 | xmlBufferCreateSize(size_t size) { |
7179 | 0 | xmlBufferPtr ret; |
7180 | |
|
7181 | 0 | if (size >= UINT_MAX) |
7182 | 0 | return(NULL); |
7183 | 0 | ret = (xmlBufferPtr) xmlMalloc(sizeof(xmlBuffer)); |
7184 | 0 | if (ret == NULL) { |
7185 | 0 | xmlTreeErrMemory("creating buffer"); |
7186 | 0 | return(NULL); |
7187 | 0 | } |
7188 | 0 | ret->use = 0; |
7189 | 0 | ret->alloc = xmlBufferAllocScheme; |
7190 | 0 | ret->size = (size ? size + 1 : 0); /* +1 for ending null */ |
7191 | 0 | if (ret->size){ |
7192 | 0 | ret->content = (xmlChar *) xmlMallocAtomic(ret->size); |
7193 | 0 | if (ret->content == NULL) { |
7194 | 0 | xmlTreeErrMemory("creating buffer"); |
7195 | 0 | xmlFree(ret); |
7196 | 0 | return(NULL); |
7197 | 0 | } |
7198 | 0 | ret->content[0] = 0; |
7199 | 0 | } else |
7200 | 0 | ret->content = NULL; |
7201 | 0 | ret->contentIO = NULL; |
7202 | 0 | return(ret); |
7203 | 0 | } |
7204 | | |
7205 | | /** |
7206 | | * xmlBufferDetach: |
7207 | | * @buf: the buffer |
7208 | | * |
7209 | | * Remove the string contained in a buffer and gie it back to the |
7210 | | * caller. The buffer is reset to an empty content. |
7211 | | * This doesn't work with immutable buffers as they can't be reset. |
7212 | | * |
7213 | | * Returns the previous string contained by the buffer. |
7214 | | */ |
7215 | | xmlChar * |
7216 | 44 | xmlBufferDetach(xmlBufferPtr buf) { |
7217 | 44 | xmlChar *ret; |
7218 | | |
7219 | 44 | if (buf == NULL) |
7220 | 0 | return(NULL); |
7221 | | |
7222 | 44 | ret = buf->content; |
7223 | 44 | buf->content = NULL; |
7224 | 44 | buf->size = 0; |
7225 | 44 | buf->use = 0; |
7226 | | |
7227 | 44 | return ret; |
7228 | 44 | } |
7229 | | |
7230 | | |
7231 | | /** |
7232 | | * xmlBufferCreateStatic: |
7233 | | * @mem: the memory area |
7234 | | * @size: the size in byte |
7235 | | * |
7236 | | * Create an XML buffer initialized with bytes. |
7237 | | */ |
7238 | | xmlBufferPtr |
7239 | 0 | xmlBufferCreateStatic(void *mem, size_t size) { |
7240 | 0 | xmlBufferPtr buf = xmlBufferCreateSize(size); |
7241 | |
|
7242 | 0 | xmlBufferAdd(buf, mem, size); |
7243 | 0 | return(buf); |
7244 | 0 | } |
7245 | | |
7246 | | /** |
7247 | | * xmlBufferSetAllocationScheme: |
7248 | | * @buf: the buffer to tune |
7249 | | * @scheme: allocation scheme to use |
7250 | | * |
7251 | | * Sets the allocation scheme for this buffer |
7252 | | */ |
7253 | | void |
7254 | | xmlBufferSetAllocationScheme(xmlBufferPtr buf, |
7255 | 46 | xmlBufferAllocationScheme scheme) { |
7256 | 46 | if (buf == NULL) { |
7257 | | #ifdef DEBUG_BUFFER |
7258 | | xmlGenericError(xmlGenericErrorContext, |
7259 | | "xmlBufferSetAllocationScheme: buf == NULL\n"); |
7260 | | #endif |
7261 | 0 | return; |
7262 | 0 | } |
7263 | 46 | if (buf->alloc == XML_BUFFER_ALLOC_IO) return; |
7264 | 46 | if ((scheme == XML_BUFFER_ALLOC_DOUBLEIT) || |
7265 | 46 | (scheme == XML_BUFFER_ALLOC_EXACT) || |
7266 | 46 | (scheme == XML_BUFFER_ALLOC_HYBRID)) |
7267 | 46 | buf->alloc = scheme; |
7268 | 46 | } |
7269 | | |
7270 | | /** |
7271 | | * xmlBufferFree: |
7272 | | * @buf: the buffer to free |
7273 | | * |
7274 | | * Frees an XML buffer. It frees both the content and the structure which |
7275 | | * encapsulate it. |
7276 | | */ |
7277 | | void |
7278 | 302 | xmlBufferFree(xmlBufferPtr buf) { |
7279 | 302 | if (buf == NULL) { |
7280 | | #ifdef DEBUG_BUFFER |
7281 | | xmlGenericError(xmlGenericErrorContext, |
7282 | | "xmlBufferFree: buf == NULL\n"); |
7283 | | #endif |
7284 | 0 | return; |
7285 | 0 | } |
7286 | | |
7287 | 302 | if ((buf->alloc == XML_BUFFER_ALLOC_IO) && |
7288 | 302 | (buf->contentIO != NULL)) { |
7289 | 0 | xmlFree(buf->contentIO); |
7290 | 302 | } else if (buf->content != NULL) { |
7291 | 258 | xmlFree(buf->content); |
7292 | 258 | } |
7293 | 302 | xmlFree(buf); |
7294 | 302 | } |
7295 | | |
7296 | | /** |
7297 | | * xmlBufferEmpty: |
7298 | | * @buf: the buffer |
7299 | | * |
7300 | | * empty a buffer. |
7301 | | */ |
7302 | | void |
7303 | 0 | xmlBufferEmpty(xmlBufferPtr buf) { |
7304 | 0 | if (buf == NULL) return; |
7305 | 0 | if (buf->content == NULL) return; |
7306 | 0 | buf->use = 0; |
7307 | 0 | if ((buf->alloc == XML_BUFFER_ALLOC_IO) && (buf->contentIO != NULL)) { |
7308 | 0 | size_t start_buf = buf->content - buf->contentIO; |
7309 | |
|
7310 | 0 | buf->size += start_buf; |
7311 | 0 | buf->content = buf->contentIO; |
7312 | 0 | buf->content[0] = 0; |
7313 | 0 | } else { |
7314 | 0 | buf->content[0] = 0; |
7315 | 0 | } |
7316 | 0 | } |
7317 | | |
7318 | | /** |
7319 | | * xmlBufferShrink: |
7320 | | * @buf: the buffer to dump |
7321 | | * @len: the number of xmlChar to remove |
7322 | | * |
7323 | | * Remove the beginning of an XML buffer. |
7324 | | * |
7325 | | * Returns the number of #xmlChar removed, or -1 in case of failure. |
7326 | | */ |
7327 | | int |
7328 | 0 | xmlBufferShrink(xmlBufferPtr buf, unsigned int len) { |
7329 | 0 | if (buf == NULL) return(-1); |
7330 | 0 | if (len == 0) return(0); |
7331 | 0 | if (len > buf->use) return(-1); |
7332 | | |
7333 | 0 | buf->use -= len; |
7334 | 0 | if ((buf->alloc == XML_BUFFER_ALLOC_IO) && (buf->contentIO != NULL)) { |
7335 | | /* |
7336 | | * we just move the content pointer, but also make sure |
7337 | | * the perceived buffer size has shrunk accordingly |
7338 | | */ |
7339 | 0 | buf->content += len; |
7340 | 0 | buf->size -= len; |
7341 | | |
7342 | | /* |
7343 | | * sometimes though it maybe be better to really shrink |
7344 | | * on IO buffers |
7345 | | */ |
7346 | 0 | if ((buf->alloc == XML_BUFFER_ALLOC_IO) && (buf->contentIO != NULL)) { |
7347 | 0 | size_t start_buf = buf->content - buf->contentIO; |
7348 | 0 | if (start_buf >= buf->size) { |
7349 | 0 | memmove(buf->contentIO, &buf->content[0], buf->use); |
7350 | 0 | buf->content = buf->contentIO; |
7351 | 0 | buf->content[buf->use] = 0; |
7352 | 0 | buf->size += start_buf; |
7353 | 0 | } |
7354 | 0 | } |
7355 | 0 | } else { |
7356 | 0 | memmove(buf->content, &buf->content[len], buf->use); |
7357 | 0 | buf->content[buf->use] = 0; |
7358 | 0 | } |
7359 | 0 | return(len); |
7360 | 0 | } |
7361 | | |
7362 | | /** |
7363 | | * xmlBufferGrow: |
7364 | | * @buf: the buffer |
7365 | | * @len: the minimum free size to allocate |
7366 | | * |
7367 | | * Grow the available space of an XML buffer. |
7368 | | * |
7369 | | * Returns the new available space or -1 in case of error |
7370 | | */ |
7371 | | int |
7372 | 0 | xmlBufferGrow(xmlBufferPtr buf, unsigned int len) { |
7373 | 0 | unsigned int size; |
7374 | 0 | xmlChar *newbuf; |
7375 | |
|
7376 | 0 | if (buf == NULL) return(-1); |
7377 | | |
7378 | 0 | if (len < buf->size - buf->use) |
7379 | 0 | return(0); |
7380 | 0 | if (len >= UINT_MAX - buf->use) { |
7381 | 0 | xmlTreeErrMemory("growing buffer past UINT_MAX"); |
7382 | 0 | return(-1); |
7383 | 0 | } |
7384 | | |
7385 | 0 | if (buf->size > (size_t) len) { |
7386 | 0 | size = buf->size > UINT_MAX / 2 ? UINT_MAX : buf->size * 2; |
7387 | 0 | } else { |
7388 | 0 | size = buf->use + len; |
7389 | 0 | size = size > UINT_MAX - 100 ? UINT_MAX : size + 100; |
7390 | 0 | } |
7391 | |
|
7392 | 0 | if ((buf->alloc == XML_BUFFER_ALLOC_IO) && (buf->contentIO != NULL)) { |
7393 | 0 | size_t start_buf = buf->content - buf->contentIO; |
7394 | |
|
7395 | 0 | newbuf = (xmlChar *) xmlRealloc(buf->contentIO, start_buf + size); |
7396 | 0 | if (newbuf == NULL) { |
7397 | 0 | xmlTreeErrMemory("growing buffer"); |
7398 | 0 | return(-1); |
7399 | 0 | } |
7400 | 0 | buf->contentIO = newbuf; |
7401 | 0 | buf->content = newbuf + start_buf; |
7402 | 0 | } else { |
7403 | 0 | newbuf = (xmlChar *) xmlRealloc(buf->content, size); |
7404 | 0 | if (newbuf == NULL) { |
7405 | 0 | xmlTreeErrMemory("growing buffer"); |
7406 | 0 | return(-1); |
7407 | 0 | } |
7408 | 0 | buf->content = newbuf; |
7409 | 0 | } |
7410 | 0 | buf->size = size; |
7411 | 0 | return(buf->size - buf->use - 1); |
7412 | 0 | } |
7413 | | |
7414 | | /** |
7415 | | * xmlBufferDump: |
7416 | | * @file: the file output |
7417 | | * @buf: the buffer to dump |
7418 | | * |
7419 | | * Dumps an XML buffer to a FILE *. |
7420 | | * Returns the number of #xmlChar written |
7421 | | */ |
7422 | | int |
7423 | 0 | xmlBufferDump(FILE *file, xmlBufferPtr buf) { |
7424 | 0 | size_t ret; |
7425 | |
|
7426 | 0 | if (buf == NULL) { |
7427 | | #ifdef DEBUG_BUFFER |
7428 | | xmlGenericError(xmlGenericErrorContext, |
7429 | | "xmlBufferDump: buf == NULL\n"); |
7430 | | #endif |
7431 | 0 | return(0); |
7432 | 0 | } |
7433 | 0 | if (buf->content == NULL) { |
7434 | | #ifdef DEBUG_BUFFER |
7435 | | xmlGenericError(xmlGenericErrorContext, |
7436 | | "xmlBufferDump: buf->content == NULL\n"); |
7437 | | #endif |
7438 | 0 | return(0); |
7439 | 0 | } |
7440 | 0 | if (file == NULL) |
7441 | 0 | file = stdout; |
7442 | 0 | ret = fwrite(buf->content, 1, buf->use, file); |
7443 | 0 | return(ret > INT_MAX ? INT_MAX : ret); |
7444 | 0 | } |
7445 | | |
7446 | | /** |
7447 | | * xmlBufferContent: |
7448 | | * @buf: the buffer |
7449 | | * |
7450 | | * Function to extract the content of a buffer |
7451 | | * |
7452 | | * Returns the internal content |
7453 | | */ |
7454 | | |
7455 | | const xmlChar * |
7456 | | xmlBufferContent(const xmlBuffer *buf) |
7457 | 258 | { |
7458 | 258 | if(!buf) |
7459 | 0 | return NULL; |
7460 | | |
7461 | 258 | return buf->content; |
7462 | 258 | } |
7463 | | |
7464 | | /** |
7465 | | * xmlBufferLength: |
7466 | | * @buf: the buffer |
7467 | | * |
7468 | | * Function to get the length of a buffer |
7469 | | * |
7470 | | * Returns the length of data in the internal content |
7471 | | */ |
7472 | | |
7473 | | int |
7474 | | xmlBufferLength(const xmlBuffer *buf) |
7475 | 2 | { |
7476 | 2 | if(!buf) |
7477 | 0 | return 0; |
7478 | | |
7479 | 2 | return buf->use; |
7480 | 2 | } |
7481 | | |
7482 | | /** |
7483 | | * xmlBufferResize: |
7484 | | * @buf: the buffer to resize |
7485 | | * @size: the desired size |
7486 | | * |
7487 | | * Resize a buffer to accommodate minimum size of @size. |
7488 | | * |
7489 | | * Returns 0 in case of problems, 1 otherwise |
7490 | | */ |
7491 | | int |
7492 | | xmlBufferResize(xmlBufferPtr buf, unsigned int size) |
7493 | 71.4k | { |
7494 | 71.4k | unsigned int newSize; |
7495 | 71.4k | xmlChar* rebuf = NULL; |
7496 | 71.4k | size_t start_buf; |
7497 | | |
7498 | 71.4k | if (buf == NULL) |
7499 | 0 | return(0); |
7500 | | |
7501 | | /* Don't resize if we don't have to */ |
7502 | 71.4k | if (size < buf->size) |
7503 | 0 | return 1; |
7504 | | |
7505 | 71.4k | if (size > UINT_MAX - 10) { |
7506 | 0 | xmlTreeErrMemory("growing buffer past UINT_MAX"); |
7507 | 0 | return 0; |
7508 | 0 | } |
7509 | | |
7510 | | /* figure out new size */ |
7511 | 71.4k | switch (buf->alloc){ |
7512 | 0 | case XML_BUFFER_ALLOC_IO: |
7513 | 26 | case XML_BUFFER_ALLOC_DOUBLEIT: |
7514 | | /*take care of empty case*/ |
7515 | 26 | if (buf->size == 0) |
7516 | 0 | newSize = (size > UINT_MAX - 10 ? UINT_MAX : size + 10); |
7517 | 26 | else |
7518 | 26 | newSize = buf->size; |
7519 | 94 | while (size > newSize) { |
7520 | 68 | if (newSize > UINT_MAX / 2) { |
7521 | 0 | xmlTreeErrMemory("growing buffer"); |
7522 | 0 | return 0; |
7523 | 0 | } |
7524 | 68 | newSize *= 2; |
7525 | 68 | } |
7526 | 26 | break; |
7527 | 71.4k | case XML_BUFFER_ALLOC_EXACT: |
7528 | 71.4k | newSize = (size > UINT_MAX - 10 ? UINT_MAX : size + 10); |
7529 | 71.4k | break; |
7530 | 0 | case XML_BUFFER_ALLOC_HYBRID: |
7531 | 0 | if (buf->use < BASE_BUFFER_SIZE) |
7532 | 0 | newSize = size; |
7533 | 0 | else { |
7534 | 0 | newSize = buf->size; |
7535 | 0 | while (size > newSize) { |
7536 | 0 | if (newSize > UINT_MAX / 2) { |
7537 | 0 | xmlTreeErrMemory("growing buffer"); |
7538 | 0 | return 0; |
7539 | 0 | } |
7540 | 0 | newSize *= 2; |
7541 | 0 | } |
7542 | 0 | } |
7543 | 0 | break; |
7544 | | |
7545 | 0 | default: |
7546 | 0 | newSize = (size > UINT_MAX - 10 ? UINT_MAX : size + 10); |
7547 | 0 | break; |
7548 | 71.4k | } |
7549 | | |
7550 | 71.4k | if ((buf->alloc == XML_BUFFER_ALLOC_IO) && (buf->contentIO != NULL)) { |
7551 | 0 | start_buf = buf->content - buf->contentIO; |
7552 | |
|
7553 | 0 | if (start_buf > newSize) { |
7554 | | /* move data back to start */ |
7555 | 0 | memmove(buf->contentIO, buf->content, buf->use); |
7556 | 0 | buf->content = buf->contentIO; |
7557 | 0 | buf->content[buf->use] = 0; |
7558 | 0 | buf->size += start_buf; |
7559 | 0 | } else { |
7560 | 0 | rebuf = (xmlChar *) xmlRealloc(buf->contentIO, start_buf + newSize); |
7561 | 0 | if (rebuf == NULL) { |
7562 | 0 | xmlTreeErrMemory("growing buffer"); |
7563 | 0 | return 0; |
7564 | 0 | } |
7565 | 0 | buf->contentIO = rebuf; |
7566 | 0 | buf->content = rebuf + start_buf; |
7567 | 0 | } |
7568 | 71.4k | } else { |
7569 | 71.4k | if (buf->content == NULL) { |
7570 | 0 | rebuf = (xmlChar *) xmlMallocAtomic(newSize); |
7571 | 0 | buf->use = 0; |
7572 | 0 | rebuf[buf->use] = 0; |
7573 | 71.4k | } else if (buf->size - buf->use < 100) { |
7574 | 71.4k | rebuf = (xmlChar *) xmlRealloc(buf->content, newSize); |
7575 | 71.4k | } else { |
7576 | | /* |
7577 | | * if we are reallocating a buffer far from being full, it's |
7578 | | * better to make a new allocation and copy only the used range |
7579 | | * and free the old one. |
7580 | | */ |
7581 | 26 | rebuf = (xmlChar *) xmlMallocAtomic(newSize); |
7582 | 26 | if (rebuf != NULL) { |
7583 | 26 | memcpy(rebuf, buf->content, buf->use); |
7584 | 26 | xmlFree(buf->content); |
7585 | 26 | rebuf[buf->use] = 0; |
7586 | 26 | } |
7587 | 26 | } |
7588 | 71.4k | if (rebuf == NULL) { |
7589 | 53.2k | xmlTreeErrMemory("growing buffer"); |
7590 | 53.2k | return 0; |
7591 | 53.2k | } |
7592 | 18.2k | buf->content = rebuf; |
7593 | 18.2k | } |
7594 | 18.2k | buf->size = newSize; |
7595 | | |
7596 | 18.2k | return 1; |
7597 | 71.4k | } |
7598 | | |
7599 | | /** |
7600 | | * xmlBufferAdd: |
7601 | | * @buf: the buffer to dump |
7602 | | * @str: the #xmlChar string |
7603 | | * @len: the number of #xmlChar to add |
7604 | | * |
7605 | | * Add a string range to an XML buffer. if len == -1, the length of |
7606 | | * str is recomputed. |
7607 | | * |
7608 | | * Returns 0 successful, a positive error code number otherwise |
7609 | | * and -1 in case of internal or API error. |
7610 | | */ |
7611 | | int |
7612 | 191k | xmlBufferAdd(xmlBufferPtr buf, const xmlChar *str, int len) { |
7613 | 191k | unsigned int needSize; |
7614 | | |
7615 | 191k | if ((str == NULL) || (buf == NULL)) { |
7616 | 0 | return -1; |
7617 | 0 | } |
7618 | 191k | if (len < -1) { |
7619 | | #ifdef DEBUG_BUFFER |
7620 | | xmlGenericError(xmlGenericErrorContext, |
7621 | | "xmlBufferAdd: len < 0\n"); |
7622 | | #endif |
7623 | 0 | return -1; |
7624 | 0 | } |
7625 | 191k | if (len == 0) return 0; |
7626 | | |
7627 | 191k | if (len < 0) |
7628 | 300 | len = xmlStrlen(str); |
7629 | | |
7630 | 191k | if (len < 0) return -1; |
7631 | 191k | if (len == 0) return 0; |
7632 | | |
7633 | | /* Note that both buf->size and buf->use can be zero here. */ |
7634 | 191k | if ((unsigned) len >= buf->size - buf->use) { |
7635 | 71.4k | if ((unsigned) len >= UINT_MAX - buf->use) { |
7636 | 0 | xmlTreeErrMemory("growing buffer past UINT_MAX"); |
7637 | 0 | return XML_ERR_NO_MEMORY; |
7638 | 0 | } |
7639 | 71.4k | needSize = buf->use + len + 1; |
7640 | 71.4k | if (!xmlBufferResize(buf, needSize)){ |
7641 | 53.2k | xmlTreeErrMemory("growing buffer"); |
7642 | 53.2k | return XML_ERR_NO_MEMORY; |
7643 | 53.2k | } |
7644 | 71.4k | } |
7645 | | |
7646 | 137k | memmove(&buf->content[buf->use], str, len); |
7647 | 137k | buf->use += len; |
7648 | 137k | buf->content[buf->use] = 0; |
7649 | 137k | return 0; |
7650 | 191k | } |
7651 | | |
7652 | | /** |
7653 | | * xmlBufferAddHead: |
7654 | | * @buf: the buffer |
7655 | | * @str: the #xmlChar string |
7656 | | * @len: the number of #xmlChar to add |
7657 | | * |
7658 | | * Add a string range to the beginning of an XML buffer. |
7659 | | * if len == -1, the length of @str is recomputed. |
7660 | | * |
7661 | | * Returns 0 successful, a positive error code number otherwise |
7662 | | * and -1 in case of internal or API error. |
7663 | | */ |
7664 | | int |
7665 | 0 | xmlBufferAddHead(xmlBufferPtr buf, const xmlChar *str, int len) { |
7666 | 0 | unsigned int needSize; |
7667 | |
|
7668 | 0 | if (buf == NULL) |
7669 | 0 | return(-1); |
7670 | 0 | if (str == NULL) { |
7671 | | #ifdef DEBUG_BUFFER |
7672 | | xmlGenericError(xmlGenericErrorContext, |
7673 | | "xmlBufferAddHead: str == NULL\n"); |
7674 | | #endif |
7675 | 0 | return -1; |
7676 | 0 | } |
7677 | 0 | if (len < -1) { |
7678 | | #ifdef DEBUG_BUFFER |
7679 | | xmlGenericError(xmlGenericErrorContext, |
7680 | | "xmlBufferAddHead: len < 0\n"); |
7681 | | #endif |
7682 | 0 | return -1; |
7683 | 0 | } |
7684 | 0 | if (len == 0) return 0; |
7685 | | |
7686 | 0 | if (len < 0) |
7687 | 0 | len = xmlStrlen(str); |
7688 | |
|
7689 | 0 | if (len <= 0) return -1; |
7690 | | |
7691 | 0 | if ((buf->alloc == XML_BUFFER_ALLOC_IO) && (buf->contentIO != NULL)) { |
7692 | 0 | size_t start_buf = buf->content - buf->contentIO; |
7693 | |
|
7694 | 0 | if (start_buf > (unsigned int) len) { |
7695 | | /* |
7696 | | * We can add it in the space previously shrunk |
7697 | | */ |
7698 | 0 | buf->content -= len; |
7699 | 0 | memmove(&buf->content[0], str, len); |
7700 | 0 | buf->use += len; |
7701 | 0 | buf->size += len; |
7702 | 0 | buf->content[buf->use] = 0; |
7703 | 0 | return(0); |
7704 | 0 | } |
7705 | 0 | } |
7706 | | /* Note that both buf->size and buf->use can be zero here. */ |
7707 | 0 | if ((unsigned) len >= buf->size - buf->use) { |
7708 | 0 | if ((unsigned) len >= UINT_MAX - buf->use) { |
7709 | 0 | xmlTreeErrMemory("growing buffer past UINT_MAX"); |
7710 | 0 | return(-1); |
7711 | 0 | } |
7712 | 0 | needSize = buf->use + len + 1; |
7713 | 0 | if (!xmlBufferResize(buf, needSize)){ |
7714 | 0 | xmlTreeErrMemory("growing buffer"); |
7715 | 0 | return XML_ERR_NO_MEMORY; |
7716 | 0 | } |
7717 | 0 | } |
7718 | | |
7719 | 0 | memmove(&buf->content[len], &buf->content[0], buf->use); |
7720 | 0 | memmove(&buf->content[0], str, len); |
7721 | 0 | buf->use += len; |
7722 | 0 | buf->content[buf->use] = 0; |
7723 | 0 | return 0; |
7724 | 0 | } |
7725 | | |
7726 | | /** |
7727 | | * xmlBufferCat: |
7728 | | * @buf: the buffer to add to |
7729 | | * @str: the #xmlChar string |
7730 | | * |
7731 | | * Append a zero terminated string to an XML buffer. |
7732 | | * |
7733 | | * Returns 0 successful, a positive error code number otherwise |
7734 | | * and -1 in case of internal or API error. |
7735 | | */ |
7736 | | int |
7737 | 300 | xmlBufferCat(xmlBufferPtr buf, const xmlChar *str) { |
7738 | 300 | if (buf == NULL) |
7739 | 0 | return(-1); |
7740 | 300 | if (str == NULL) return -1; |
7741 | 300 | return xmlBufferAdd(buf, str, -1); |
7742 | 300 | } |
7743 | | |
7744 | | /** |
7745 | | * xmlBufferCCat: |
7746 | | * @buf: the buffer to dump |
7747 | | * @str: the C char string |
7748 | | * |
7749 | | * Append a zero terminated C string to an XML buffer. |
7750 | | * |
7751 | | * Returns 0 successful, a positive error code number otherwise |
7752 | | * and -1 in case of internal or API error. |
7753 | | */ |
7754 | | int |
7755 | 0 | xmlBufferCCat(xmlBufferPtr buf, const char *str) { |
7756 | 0 | return xmlBufferCat(buf, (const xmlChar *) str); |
7757 | 0 | } |
7758 | | |
7759 | | /** |
7760 | | * xmlBufferWriteCHAR: |
7761 | | * @buf: the XML buffer |
7762 | | * @string: the string to add |
7763 | | * |
7764 | | * routine which manages and grows an output buffer. This one adds |
7765 | | * xmlChars at the end of the buffer. |
7766 | | */ |
7767 | | void |
7768 | 0 | xmlBufferWriteCHAR(xmlBufferPtr buf, const xmlChar *string) { |
7769 | 0 | if (buf == NULL) |
7770 | 0 | return; |
7771 | 0 | xmlBufferCat(buf, string); |
7772 | 0 | } |
7773 | | |
7774 | | /** |
7775 | | * xmlBufferWriteChar: |
7776 | | * @buf: the XML buffer output |
7777 | | * @string: the string to add |
7778 | | * |
7779 | | * routine which manage and grows an output buffer. This one add |
7780 | | * C chars at the end of the array. |
7781 | | */ |
7782 | | void |
7783 | 0 | xmlBufferWriteChar(xmlBufferPtr buf, const char *string) { |
7784 | 0 | if (buf == NULL) |
7785 | 0 | return; |
7786 | 0 | xmlBufferCCat(buf, string); |
7787 | 0 | } |
7788 | | |
7789 | | |
7790 | | /** |
7791 | | * xmlBufferWriteQuotedString: |
7792 | | * @buf: the XML buffer output |
7793 | | * @string: the string to add |
7794 | | * |
7795 | | * routine which manage and grows an output buffer. This one writes |
7796 | | * a quoted or double quoted #xmlChar string, checking first if it holds |
7797 | | * quote or double-quotes internally |
7798 | | */ |
7799 | | void |
7800 | 0 | xmlBufferWriteQuotedString(xmlBufferPtr buf, const xmlChar *string) { |
7801 | 0 | const xmlChar *cur, *base; |
7802 | 0 | if (buf == NULL) |
7803 | 0 | return; |
7804 | 0 | if (xmlStrchr(string, '\"')) { |
7805 | 0 | if (xmlStrchr(string, '\'')) { |
7806 | | #ifdef DEBUG_BUFFER |
7807 | | xmlGenericError(xmlGenericErrorContext, |
7808 | | "xmlBufferWriteQuotedString: string contains quote and double-quotes !\n"); |
7809 | | #endif |
7810 | 0 | xmlBufferCCat(buf, "\""); |
7811 | 0 | base = cur = string; |
7812 | 0 | while(*cur != 0){ |
7813 | 0 | if(*cur == '"'){ |
7814 | 0 | if (base != cur) |
7815 | 0 | xmlBufferAdd(buf, base, cur - base); |
7816 | 0 | xmlBufferAdd(buf, BAD_CAST """, 6); |
7817 | 0 | cur++; |
7818 | 0 | base = cur; |
7819 | 0 | } |
7820 | 0 | else { |
7821 | 0 | cur++; |
7822 | 0 | } |
7823 | 0 | } |
7824 | 0 | if (base != cur) |
7825 | 0 | xmlBufferAdd(buf, base, cur - base); |
7826 | 0 | xmlBufferCCat(buf, "\""); |
7827 | 0 | } |
7828 | 0 | else{ |
7829 | 0 | xmlBufferCCat(buf, "\'"); |
7830 | 0 | xmlBufferCat(buf, string); |
7831 | 0 | xmlBufferCCat(buf, "\'"); |
7832 | 0 | } |
7833 | 0 | } else { |
7834 | 0 | xmlBufferCCat(buf, "\""); |
7835 | 0 | xmlBufferCat(buf, string); |
7836 | 0 | xmlBufferCCat(buf, "\""); |
7837 | 0 | } |
7838 | 0 | } |
7839 | | |
7840 | | |
7841 | | /** |
7842 | | * xmlGetDocCompressMode: |
7843 | | * @doc: the document |
7844 | | * |
7845 | | * get the compression ratio for a document, ZLIB based |
7846 | | * Returns 0 (uncompressed) to 9 (max compression) |
7847 | | */ |
7848 | | int |
7849 | 0 | xmlGetDocCompressMode (const xmlDoc *doc) { |
7850 | 0 | if (doc == NULL) return(-1); |
7851 | 0 | return(doc->compression); |
7852 | 0 | } |
7853 | | |
7854 | | /** |
7855 | | * xmlSetDocCompressMode: |
7856 | | * @doc: the document |
7857 | | * @mode: the compression ratio |
7858 | | * |
7859 | | * set the compression ratio for a document, ZLIB based |
7860 | | * Correct values: 0 (uncompressed) to 9 (max compression) |
7861 | | */ |
7862 | | void |
7863 | 0 | xmlSetDocCompressMode (xmlDocPtr doc, int mode) { |
7864 | 0 | if (doc == NULL) return; |
7865 | 0 | if (mode < 0) doc->compression = 0; |
7866 | 0 | else if (mode > 9) doc->compression = 9; |
7867 | 0 | else doc->compression = mode; |
7868 | 0 | } |
7869 | | |
7870 | | /** |
7871 | | * xmlGetCompressMode: |
7872 | | * |
7873 | | * get the default compression mode used, ZLIB based. |
7874 | | * Returns 0 (uncompressed) to 9 (max compression) |
7875 | | */ |
7876 | | int |
7877 | | xmlGetCompressMode(void) |
7878 | 0 | { |
7879 | 0 | return (xmlCompressMode); |
7880 | 0 | } |
7881 | | |
7882 | | /** |
7883 | | * xmlSetCompressMode: |
7884 | | * @mode: the compression ratio |
7885 | | * |
7886 | | * set the default compression mode used, ZLIB based |
7887 | | * Correct values: 0 (uncompressed) to 9 (max compression) |
7888 | | */ |
7889 | | void |
7890 | 0 | xmlSetCompressMode(int mode) { |
7891 | 0 | if (mode < 0) xmlCompressMode = 0; |
7892 | 0 | else if (mode > 9) xmlCompressMode = 9; |
7893 | 0 | else xmlCompressMode = mode; |
7894 | 0 | } |
7895 | | |
7896 | 0 | #define XML_TREE_NSMAP_PARENT -1 |
7897 | | #define XML_TREE_NSMAP_XML -2 |
7898 | 0 | #define XML_TREE_NSMAP_DOC -3 |
7899 | 0 | #define XML_TREE_NSMAP_CUSTOM -4 |
7900 | | |
7901 | | typedef struct xmlNsMapItem *xmlNsMapItemPtr; |
7902 | | struct xmlNsMapItem { |
7903 | | xmlNsMapItemPtr next; |
7904 | | xmlNsMapItemPtr prev; |
7905 | | xmlNsPtr oldNs; /* old ns decl reference */ |
7906 | | xmlNsPtr newNs; /* new ns decl reference */ |
7907 | | int shadowDepth; /* Shadowed at this depth */ |
7908 | | /* |
7909 | | * depth: |
7910 | | * >= 0 == @node's ns-decls |
7911 | | * -1 == @parent's ns-decls |
7912 | | * -2 == the doc->oldNs XML ns-decl |
7913 | | * -3 == the doc->oldNs storage ns-decls |
7914 | | * -4 == ns-decls provided via custom ns-handling |
7915 | | */ |
7916 | | int depth; |
7917 | | }; |
7918 | | |
7919 | | typedef struct xmlNsMap *xmlNsMapPtr; |
7920 | | struct xmlNsMap { |
7921 | | xmlNsMapItemPtr first; |
7922 | | xmlNsMapItemPtr last; |
7923 | | xmlNsMapItemPtr pool; |
7924 | | }; |
7925 | | |
7926 | 0 | #define XML_NSMAP_NOTEMPTY(m) (((m) != NULL) && ((m)->first != NULL)) |
7927 | 0 | #define XML_NSMAP_FOREACH(m, i) for (i = (m)->first; i != NULL; i = (i)->next) |
7928 | | #define XML_NSMAP_POP(m, i) \ |
7929 | 0 | i = (m)->last; \ |
7930 | 0 | (m)->last = (i)->prev; \ |
7931 | 0 | if ((m)->last == NULL) \ |
7932 | 0 | (m)->first = NULL; \ |
7933 | 0 | else \ |
7934 | 0 | (m)->last->next = NULL; \ |
7935 | 0 | (i)->next = (m)->pool; \ |
7936 | 0 | (m)->pool = i; |
7937 | | |
7938 | | /* |
7939 | | * xmlDOMWrapNsMapFree: |
7940 | | * @map: the ns-map |
7941 | | * |
7942 | | * Frees the ns-map |
7943 | | */ |
7944 | | static void |
7945 | | xmlDOMWrapNsMapFree(xmlNsMapPtr nsmap) |
7946 | 0 | { |
7947 | 0 | xmlNsMapItemPtr cur, tmp; |
7948 | |
|
7949 | 0 | if (nsmap == NULL) |
7950 | 0 | return; |
7951 | 0 | cur = nsmap->pool; |
7952 | 0 | while (cur != NULL) { |
7953 | 0 | tmp = cur; |
7954 | 0 | cur = cur->next; |
7955 | 0 | xmlFree(tmp); |
7956 | 0 | } |
7957 | 0 | cur = nsmap->first; |
7958 | 0 | while (cur != NULL) { |
7959 | 0 | tmp = cur; |
7960 | 0 | cur = cur->next; |
7961 | 0 | xmlFree(tmp); |
7962 | 0 | } |
7963 | 0 | xmlFree(nsmap); |
7964 | 0 | } |
7965 | | |
7966 | | /* |
7967 | | * xmlDOMWrapNsMapAddItem: |
7968 | | * @map: the ns-map |
7969 | | * @oldNs: the old ns-struct |
7970 | | * @newNs: the new ns-struct |
7971 | | * @depth: depth and ns-kind information |
7972 | | * |
7973 | | * Adds an ns-mapping item. |
7974 | | */ |
7975 | | static xmlNsMapItemPtr |
7976 | | xmlDOMWrapNsMapAddItem(xmlNsMapPtr *nsmap, int position, |
7977 | | xmlNsPtr oldNs, xmlNsPtr newNs, int depth) |
7978 | 0 | { |
7979 | 0 | xmlNsMapItemPtr ret; |
7980 | 0 | xmlNsMapPtr map; |
7981 | |
|
7982 | 0 | if (nsmap == NULL) |
7983 | 0 | return(NULL); |
7984 | 0 | if ((position != -1) && (position != 0)) |
7985 | 0 | return(NULL); |
7986 | 0 | map = *nsmap; |
7987 | |
|
7988 | 0 | if (map == NULL) { |
7989 | | /* |
7990 | | * Create the ns-map. |
7991 | | */ |
7992 | 0 | map = (xmlNsMapPtr) xmlMalloc(sizeof(struct xmlNsMap)); |
7993 | 0 | if (map == NULL) { |
7994 | 0 | xmlTreeErrMemory("allocating namespace map"); |
7995 | 0 | return (NULL); |
7996 | 0 | } |
7997 | 0 | memset(map, 0, sizeof(struct xmlNsMap)); |
7998 | 0 | *nsmap = map; |
7999 | 0 | } |
8000 | | |
8001 | 0 | if (map->pool != NULL) { |
8002 | | /* |
8003 | | * Reuse an item from the pool. |
8004 | | */ |
8005 | 0 | ret = map->pool; |
8006 | 0 | map->pool = ret->next; |
8007 | 0 | memset(ret, 0, sizeof(struct xmlNsMapItem)); |
8008 | 0 | } else { |
8009 | | /* |
8010 | | * Create a new item. |
8011 | | */ |
8012 | 0 | ret = (xmlNsMapItemPtr) xmlMalloc(sizeof(struct xmlNsMapItem)); |
8013 | 0 | if (ret == NULL) { |
8014 | 0 | xmlTreeErrMemory("allocating namespace map item"); |
8015 | 0 | return (NULL); |
8016 | 0 | } |
8017 | 0 | memset(ret, 0, sizeof(struct xmlNsMapItem)); |
8018 | 0 | } |
8019 | | |
8020 | 0 | if (map->first == NULL) { |
8021 | | /* |
8022 | | * First ever. |
8023 | | */ |
8024 | 0 | map->first = ret; |
8025 | 0 | map->last = ret; |
8026 | 0 | } else if (position == -1) { |
8027 | | /* |
8028 | | * Append. |
8029 | | */ |
8030 | 0 | ret->prev = map->last; |
8031 | 0 | map->last->next = ret; |
8032 | 0 | map->last = ret; |
8033 | 0 | } else if (position == 0) { |
8034 | | /* |
8035 | | * Set on first position. |
8036 | | */ |
8037 | 0 | map->first->prev = ret; |
8038 | 0 | ret->next = map->first; |
8039 | 0 | map->first = ret; |
8040 | 0 | } |
8041 | |
|
8042 | 0 | ret->oldNs = oldNs; |
8043 | 0 | ret->newNs = newNs; |
8044 | 0 | ret->shadowDepth = -1; |
8045 | 0 | ret->depth = depth; |
8046 | 0 | return (ret); |
8047 | 0 | } |
8048 | | |
8049 | | /* |
8050 | | * xmlDOMWrapStoreNs: |
8051 | | * @doc: the doc |
8052 | | * @nsName: the namespace name |
8053 | | * @prefix: the prefix |
8054 | | * |
8055 | | * Creates or reuses an xmlNs struct on doc->oldNs with |
8056 | | * the given prefix and namespace name. |
8057 | | * |
8058 | | * Returns the acquired ns struct or NULL in case of an API |
8059 | | * or internal error. |
8060 | | */ |
8061 | | static xmlNsPtr |
8062 | | xmlDOMWrapStoreNs(xmlDocPtr doc, |
8063 | | const xmlChar *nsName, |
8064 | | const xmlChar *prefix) |
8065 | 0 | { |
8066 | 0 | xmlNsPtr ns; |
8067 | |
|
8068 | 0 | if (doc == NULL) |
8069 | 0 | return (NULL); |
8070 | 0 | ns = xmlTreeEnsureXMLDecl(doc); |
8071 | 0 | if (ns == NULL) |
8072 | 0 | return (NULL); |
8073 | 0 | if (ns->next != NULL) { |
8074 | | /* Reuse. */ |
8075 | 0 | ns = ns->next; |
8076 | 0 | while (ns != NULL) { |
8077 | 0 | if (((ns->prefix == prefix) || |
8078 | 0 | xmlStrEqual(ns->prefix, prefix)) && |
8079 | 0 | xmlStrEqual(ns->href, nsName)) { |
8080 | 0 | return (ns); |
8081 | 0 | } |
8082 | 0 | if (ns->next == NULL) |
8083 | 0 | break; |
8084 | 0 | ns = ns->next; |
8085 | 0 | } |
8086 | 0 | } |
8087 | | /* Create. */ |
8088 | 0 | if (ns != NULL) { |
8089 | 0 | ns->next = xmlNewNs(NULL, nsName, prefix); |
8090 | 0 | return (ns->next); |
8091 | 0 | } |
8092 | 0 | return(NULL); |
8093 | 0 | } |
8094 | | |
8095 | | /* |
8096 | | * xmlDOMWrapNewCtxt: |
8097 | | * |
8098 | | * Allocates and initializes a new DOM-wrapper context. |
8099 | | * |
8100 | | * Returns the xmlDOMWrapCtxtPtr or NULL in case of an internal error. |
8101 | | */ |
8102 | | xmlDOMWrapCtxtPtr |
8103 | | xmlDOMWrapNewCtxt(void) |
8104 | 0 | { |
8105 | 0 | xmlDOMWrapCtxtPtr ret; |
8106 | |
|
8107 | 0 | ret = xmlMalloc(sizeof(xmlDOMWrapCtxt)); |
8108 | 0 | if (ret == NULL) { |
8109 | 0 | xmlTreeErrMemory("allocating DOM-wrapper context"); |
8110 | 0 | return (NULL); |
8111 | 0 | } |
8112 | 0 | memset(ret, 0, sizeof(xmlDOMWrapCtxt)); |
8113 | 0 | return (ret); |
8114 | 0 | } |
8115 | | |
8116 | | /* |
8117 | | * xmlDOMWrapFreeCtxt: |
8118 | | * @ctxt: the DOM-wrapper context |
8119 | | * |
8120 | | * Frees the DOM-wrapper context. |
8121 | | */ |
8122 | | void |
8123 | | xmlDOMWrapFreeCtxt(xmlDOMWrapCtxtPtr ctxt) |
8124 | 0 | { |
8125 | 0 | if (ctxt == NULL) |
8126 | 0 | return; |
8127 | 0 | if (ctxt->namespaceMap != NULL) |
8128 | 0 | xmlDOMWrapNsMapFree((xmlNsMapPtr) ctxt->namespaceMap); |
8129 | | /* |
8130 | | * TODO: Store the namespace map in the context. |
8131 | | */ |
8132 | 0 | xmlFree(ctxt); |
8133 | 0 | } |
8134 | | |
8135 | | /* |
8136 | | * xmlTreeLookupNsListByPrefix: |
8137 | | * @nsList: a list of ns-structs |
8138 | | * @prefix: the searched prefix |
8139 | | * |
8140 | | * Searches for a ns-decl with the given prefix in @nsList. |
8141 | | * |
8142 | | * Returns the ns-decl if found, NULL if not found and on |
8143 | | * API errors. |
8144 | | */ |
8145 | | static xmlNsPtr |
8146 | | xmlTreeNSListLookupByPrefix(xmlNsPtr nsList, const xmlChar *prefix) |
8147 | 0 | { |
8148 | 0 | if (nsList == NULL) |
8149 | 0 | return (NULL); |
8150 | 0 | { |
8151 | 0 | xmlNsPtr ns; |
8152 | 0 | ns = nsList; |
8153 | 0 | do { |
8154 | 0 | if ((prefix == ns->prefix) || |
8155 | 0 | xmlStrEqual(prefix, ns->prefix)) { |
8156 | 0 | return (ns); |
8157 | 0 | } |
8158 | 0 | ns = ns->next; |
8159 | 0 | } while (ns != NULL); |
8160 | 0 | } |
8161 | 0 | return (NULL); |
8162 | 0 | } |
8163 | | |
8164 | | /* |
8165 | | * |
8166 | | * xmlDOMWrapNSNormGatherInScopeNs: |
8167 | | * @map: the namespace map |
8168 | | * @node: the node to start with |
8169 | | * |
8170 | | * Puts in-scope namespaces into the ns-map. |
8171 | | * |
8172 | | * Returns 0 on success, -1 on API or internal errors. |
8173 | | */ |
8174 | | static int |
8175 | | xmlDOMWrapNSNormGatherInScopeNs(xmlNsMapPtr *map, |
8176 | | xmlNodePtr node) |
8177 | 0 | { |
8178 | 0 | xmlNodePtr cur; |
8179 | 0 | xmlNsPtr ns; |
8180 | 0 | xmlNsMapItemPtr mi; |
8181 | 0 | int shadowed; |
8182 | |
|
8183 | 0 | if ((map == NULL) || (*map != NULL)) |
8184 | 0 | return (-1); |
8185 | 0 | if ((node == NULL) || (node->type == XML_NAMESPACE_DECL)) |
8186 | 0 | return (-1); |
8187 | | /* |
8188 | | * Get in-scope ns-decls of @parent. |
8189 | | */ |
8190 | 0 | cur = node; |
8191 | 0 | while ((cur != NULL) && (cur != (xmlNodePtr) cur->doc)) { |
8192 | 0 | if (cur->type == XML_ELEMENT_NODE) { |
8193 | 0 | if (cur->nsDef != NULL) { |
8194 | 0 | ns = cur->nsDef; |
8195 | 0 | do { |
8196 | 0 | shadowed = 0; |
8197 | 0 | if (XML_NSMAP_NOTEMPTY(*map)) { |
8198 | | /* |
8199 | | * Skip shadowed prefixes. |
8200 | | */ |
8201 | 0 | XML_NSMAP_FOREACH(*map, mi) { |
8202 | 0 | if ((ns->prefix == mi->newNs->prefix) || |
8203 | 0 | xmlStrEqual(ns->prefix, mi->newNs->prefix)) { |
8204 | 0 | shadowed = 1; |
8205 | 0 | break; |
8206 | 0 | } |
8207 | 0 | } |
8208 | 0 | } |
8209 | | /* |
8210 | | * Insert mapping. |
8211 | | */ |
8212 | 0 | mi = xmlDOMWrapNsMapAddItem(map, 0, NULL, |
8213 | 0 | ns, XML_TREE_NSMAP_PARENT); |
8214 | 0 | if (mi == NULL) |
8215 | 0 | return (-1); |
8216 | 0 | if (shadowed) |
8217 | 0 | mi->shadowDepth = 0; |
8218 | 0 | ns = ns->next; |
8219 | 0 | } while (ns != NULL); |
8220 | 0 | } |
8221 | 0 | } |
8222 | 0 | cur = cur->parent; |
8223 | 0 | } |
8224 | 0 | return (0); |
8225 | 0 | } |
8226 | | |
8227 | | /* |
8228 | | * XML_TREE_ADOPT_STR: If we have a dest-dict, put @str in the dict; |
8229 | | * otherwise copy it, when it was in the source-dict. |
8230 | | */ |
8231 | | #define XML_TREE_ADOPT_STR(str) \ |
8232 | 0 | if (adoptStr && (str != NULL)) { \ |
8233 | 0 | if (destDoc->dict) { \ |
8234 | 0 | const xmlChar *old = str; \ |
8235 | 0 | str = xmlDictLookup(destDoc->dict, str, -1); \ |
8236 | 0 | if ((sourceDoc == NULL) || (sourceDoc->dict == NULL) || \ |
8237 | 0 | (!xmlDictOwns(sourceDoc->dict, old))) \ |
8238 | 0 | xmlFree((char *)old); \ |
8239 | 0 | } else if ((sourceDoc) && (sourceDoc->dict) && \ |
8240 | 0 | xmlDictOwns(sourceDoc->dict, str)) { \ |
8241 | 0 | str = BAD_CAST xmlStrdup(str); \ |
8242 | 0 | } \ |
8243 | 0 | } |
8244 | | |
8245 | | /* |
8246 | | * XML_TREE_ADOPT_STR_2: If @str was in the source-dict, then |
8247 | | * put it in dest-dict or copy it. |
8248 | | */ |
8249 | | #define XML_TREE_ADOPT_STR_2(str) \ |
8250 | 0 | if (adoptStr && (str != NULL) && (sourceDoc != NULL) && \ |
8251 | 0 | (sourceDoc->dict != NULL) && \ |
8252 | 0 | xmlDictOwns(sourceDoc->dict, cur->content)) { \ |
8253 | 0 | if (destDoc->dict) \ |
8254 | 0 | cur->content = (xmlChar *) \ |
8255 | 0 | xmlDictLookup(destDoc->dict, cur->content, -1); \ |
8256 | 0 | else \ |
8257 | 0 | cur->content = xmlStrdup(BAD_CAST cur->content); \ |
8258 | 0 | } |
8259 | | |
8260 | | /* |
8261 | | * xmlDOMWrapNSNormAddNsMapItem2: |
8262 | | * |
8263 | | * For internal use. Adds a ns-decl mapping. |
8264 | | * |
8265 | | * Returns 0 on success, -1 on internal errors. |
8266 | | */ |
8267 | | static int |
8268 | | xmlDOMWrapNSNormAddNsMapItem2(xmlNsPtr **list, int *size, int *number, |
8269 | | xmlNsPtr oldNs, xmlNsPtr newNs) |
8270 | 0 | { |
8271 | 0 | if (*list == NULL) { |
8272 | 0 | *list = (xmlNsPtr *) xmlMalloc(6 * sizeof(xmlNsPtr)); |
8273 | 0 | if (*list == NULL) { |
8274 | 0 | xmlTreeErrMemory("alloc ns map item"); |
8275 | 0 | return(-1); |
8276 | 0 | } |
8277 | 0 | *size = 3; |
8278 | 0 | *number = 0; |
8279 | 0 | } else if ((*number) >= (*size)) { |
8280 | 0 | *size *= 2; |
8281 | 0 | *list = (xmlNsPtr *) xmlRealloc(*list, |
8282 | 0 | (*size) * 2 * sizeof(xmlNsPtr)); |
8283 | 0 | if (*list == NULL) { |
8284 | 0 | xmlTreeErrMemory("realloc ns map item"); |
8285 | 0 | return(-1); |
8286 | 0 | } |
8287 | 0 | } |
8288 | 0 | (*list)[2 * (*number)] = oldNs; |
8289 | 0 | (*list)[2 * (*number) +1] = newNs; |
8290 | 0 | (*number)++; |
8291 | 0 | return (0); |
8292 | 0 | } |
8293 | | |
8294 | | /* |
8295 | | * xmlDOMWrapRemoveNode: |
8296 | | * @ctxt: a DOM wrapper context |
8297 | | * @doc: the doc |
8298 | | * @node: the node to be removed. |
8299 | | * @options: set of options, unused at the moment |
8300 | | * |
8301 | | * Unlinks the given node from its owner. |
8302 | | * This will substitute ns-references to node->nsDef for |
8303 | | * ns-references to doc->oldNs, thus ensuring the removed |
8304 | | * branch to be autark wrt ns-references. |
8305 | | * |
8306 | | * NOTE: This function was not intensively tested. |
8307 | | * |
8308 | | * Returns 0 on success, 1 if the node is not supported, |
8309 | | * -1 on API and internal errors. |
8310 | | */ |
8311 | | int |
8312 | | xmlDOMWrapRemoveNode(xmlDOMWrapCtxtPtr ctxt, xmlDocPtr doc, |
8313 | | xmlNodePtr node, int options ATTRIBUTE_UNUSED) |
8314 | 0 | { |
8315 | 0 | xmlNsPtr *list = NULL; |
8316 | 0 | int sizeList, nbList, i, j; |
8317 | 0 | xmlNsPtr ns; |
8318 | |
|
8319 | 0 | if ((node == NULL) || (doc == NULL) || (node->doc != doc)) |
8320 | 0 | return (-1); |
8321 | | |
8322 | | /* TODO: 0 or -1 ? */ |
8323 | 0 | if (node->parent == NULL) |
8324 | 0 | return (0); |
8325 | | |
8326 | 0 | switch (node->type) { |
8327 | 0 | case XML_TEXT_NODE: |
8328 | 0 | case XML_CDATA_SECTION_NODE: |
8329 | 0 | case XML_ENTITY_REF_NODE: |
8330 | 0 | case XML_PI_NODE: |
8331 | 0 | case XML_COMMENT_NODE: |
8332 | 0 | xmlUnlinkNode(node); |
8333 | 0 | return (0); |
8334 | 0 | case XML_ELEMENT_NODE: |
8335 | 0 | case XML_ATTRIBUTE_NODE: |
8336 | 0 | break; |
8337 | 0 | default: |
8338 | 0 | return (1); |
8339 | 0 | } |
8340 | 0 | xmlUnlinkNode(node); |
8341 | | /* |
8342 | | * Save out-of-scope ns-references in doc->oldNs. |
8343 | | */ |
8344 | 0 | do { |
8345 | 0 | switch (node->type) { |
8346 | 0 | case XML_ELEMENT_NODE: |
8347 | 0 | if ((ctxt == NULL) && (node->nsDef != NULL)) { |
8348 | 0 | ns = node->nsDef; |
8349 | 0 | do { |
8350 | 0 | if (xmlDOMWrapNSNormAddNsMapItem2(&list, &sizeList, |
8351 | 0 | &nbList, ns, ns) == -1) |
8352 | 0 | goto internal_error; |
8353 | 0 | ns = ns->next; |
8354 | 0 | } while (ns != NULL); |
8355 | 0 | } |
8356 | | /* Falls through. */ |
8357 | 0 | case XML_ATTRIBUTE_NODE: |
8358 | 0 | if (node->ns != NULL) { |
8359 | | /* |
8360 | | * Find a mapping. |
8361 | | */ |
8362 | 0 | if (list != NULL) { |
8363 | 0 | for (i = 0, j = 0; i < nbList; i++, j += 2) { |
8364 | 0 | if (node->ns == list[j]) { |
8365 | 0 | node->ns = list[++j]; |
8366 | 0 | goto next_node; |
8367 | 0 | } |
8368 | 0 | } |
8369 | 0 | } |
8370 | 0 | ns = NULL; |
8371 | 0 | if (ctxt != NULL) { |
8372 | | /* |
8373 | | * User defined. |
8374 | | */ |
8375 | 0 | } else { |
8376 | | /* |
8377 | | * Add to doc's oldNs. |
8378 | | */ |
8379 | 0 | ns = xmlDOMWrapStoreNs(doc, node->ns->href, |
8380 | 0 | node->ns->prefix); |
8381 | 0 | if (ns == NULL) |
8382 | 0 | goto internal_error; |
8383 | 0 | } |
8384 | 0 | if (ns != NULL) { |
8385 | | /* |
8386 | | * Add mapping. |
8387 | | */ |
8388 | 0 | if (xmlDOMWrapNSNormAddNsMapItem2(&list, &sizeList, |
8389 | 0 | &nbList, node->ns, ns) == -1) |
8390 | 0 | goto internal_error; |
8391 | 0 | } |
8392 | 0 | node->ns = ns; |
8393 | 0 | } |
8394 | 0 | if ((node->type == XML_ELEMENT_NODE) && |
8395 | 0 | (node->properties != NULL)) { |
8396 | 0 | node = (xmlNodePtr) node->properties; |
8397 | 0 | continue; |
8398 | 0 | } |
8399 | 0 | break; |
8400 | 0 | default: |
8401 | 0 | goto next_sibling; |
8402 | 0 | } |
8403 | 0 | next_node: |
8404 | 0 | if ((node->type == XML_ELEMENT_NODE) && |
8405 | 0 | (node->children != NULL)) { |
8406 | 0 | node = node->children; |
8407 | 0 | continue; |
8408 | 0 | } |
8409 | 0 | next_sibling: |
8410 | 0 | if (node == NULL) |
8411 | 0 | break; |
8412 | 0 | if (node->next != NULL) |
8413 | 0 | node = node->next; |
8414 | 0 | else { |
8415 | 0 | node = node->parent; |
8416 | 0 | goto next_sibling; |
8417 | 0 | } |
8418 | 0 | } while (node != NULL); |
8419 | | |
8420 | 0 | if (list != NULL) |
8421 | 0 | xmlFree(list); |
8422 | 0 | return (0); |
8423 | | |
8424 | 0 | internal_error: |
8425 | 0 | if (list != NULL) |
8426 | 0 | xmlFree(list); |
8427 | 0 | return (-1); |
8428 | 0 | } |
8429 | | |
8430 | | /* |
8431 | | * xmlSearchNsByNamespaceStrict: |
8432 | | * @doc: the document |
8433 | | * @node: the start node |
8434 | | * @nsName: the searched namespace name |
8435 | | * @retNs: the resulting ns-decl |
8436 | | * @prefixed: if the found ns-decl must have a prefix (for attributes) |
8437 | | * |
8438 | | * Dynamically searches for a ns-declaration which matches |
8439 | | * the given @nsName in the ancestor-or-self axis of @node. |
8440 | | * |
8441 | | * Returns 1 if a ns-decl was found, 0 if not and -1 on API |
8442 | | * and internal errors. |
8443 | | */ |
8444 | | static int |
8445 | | xmlSearchNsByNamespaceStrict(xmlDocPtr doc, xmlNodePtr node, |
8446 | | const xmlChar* nsName, |
8447 | | xmlNsPtr *retNs, int prefixed) |
8448 | 0 | { |
8449 | 0 | xmlNodePtr cur, prev = NULL, out = NULL; |
8450 | 0 | xmlNsPtr ns, prevns; |
8451 | |
|
8452 | 0 | if ((doc == NULL) || (nsName == NULL) || (retNs == NULL)) |
8453 | 0 | return (-1); |
8454 | 0 | if ((node == NULL) || (node->type == XML_NAMESPACE_DECL)) |
8455 | 0 | return(-1); |
8456 | | |
8457 | 0 | *retNs = NULL; |
8458 | 0 | if (xmlStrEqual(nsName, XML_XML_NAMESPACE)) { |
8459 | 0 | *retNs = xmlTreeEnsureXMLDecl(doc); |
8460 | 0 | if (*retNs == NULL) |
8461 | 0 | return (-1); |
8462 | 0 | return (1); |
8463 | 0 | } |
8464 | 0 | cur = node; |
8465 | 0 | do { |
8466 | 0 | if (cur->type == XML_ELEMENT_NODE) { |
8467 | 0 | if (cur->nsDef != NULL) { |
8468 | 0 | for (ns = cur->nsDef; ns != NULL; ns = ns->next) { |
8469 | 0 | if (prefixed && (ns->prefix == NULL)) |
8470 | 0 | continue; |
8471 | 0 | if (prev != NULL) { |
8472 | | /* |
8473 | | * Check the last level of ns-decls for a |
8474 | | * shadowing prefix. |
8475 | | */ |
8476 | 0 | prevns = prev->nsDef; |
8477 | 0 | do { |
8478 | 0 | if ((prevns->prefix == ns->prefix) || |
8479 | 0 | ((prevns->prefix != NULL) && |
8480 | 0 | (ns->prefix != NULL) && |
8481 | 0 | xmlStrEqual(prevns->prefix, ns->prefix))) { |
8482 | | /* |
8483 | | * Shadowed. |
8484 | | */ |
8485 | 0 | break; |
8486 | 0 | } |
8487 | 0 | prevns = prevns->next; |
8488 | 0 | } while (prevns != NULL); |
8489 | 0 | if (prevns != NULL) |
8490 | 0 | continue; |
8491 | 0 | } |
8492 | | /* |
8493 | | * Ns-name comparison. |
8494 | | */ |
8495 | 0 | if ((nsName == ns->href) || |
8496 | 0 | xmlStrEqual(nsName, ns->href)) { |
8497 | | /* |
8498 | | * At this point the prefix can only be shadowed, |
8499 | | * if we are the the (at least) 3rd level of |
8500 | | * ns-decls. |
8501 | | */ |
8502 | 0 | if (out) { |
8503 | 0 | int ret; |
8504 | |
|
8505 | 0 | ret = xmlNsInScope(doc, node, prev, ns->prefix); |
8506 | 0 | if (ret < 0) |
8507 | 0 | return (-1); |
8508 | | /* |
8509 | | * TODO: Should we try to find a matching ns-name |
8510 | | * only once? This here keeps on searching. |
8511 | | * I think we should try further since, there might |
8512 | | * be an other matching ns-decl with an unshadowed |
8513 | | * prefix. |
8514 | | */ |
8515 | 0 | if (! ret) |
8516 | 0 | continue; |
8517 | 0 | } |
8518 | 0 | *retNs = ns; |
8519 | 0 | return (1); |
8520 | 0 | } |
8521 | 0 | } |
8522 | 0 | out = prev; |
8523 | 0 | prev = cur; |
8524 | 0 | } |
8525 | 0 | } else if ((cur->type == XML_ENTITY_NODE) || |
8526 | 0 | (cur->type == XML_ENTITY_DECL)) |
8527 | 0 | return (0); |
8528 | 0 | cur = cur->parent; |
8529 | 0 | } while ((cur != NULL) && (cur->doc != (xmlDocPtr) cur)); |
8530 | 0 | return (0); |
8531 | 0 | } |
8532 | | |
8533 | | /* |
8534 | | * xmlSearchNsByPrefixStrict: |
8535 | | * @doc: the document |
8536 | | * @node: the start node |
8537 | | * @prefix: the searched namespace prefix |
8538 | | * @retNs: the resulting ns-decl |
8539 | | * |
8540 | | * Dynamically searches for a ns-declaration which matches |
8541 | | * the given @nsName in the ancestor-or-self axis of @node. |
8542 | | * |
8543 | | * Returns 1 if a ns-decl was found, 0 if not and -1 on API |
8544 | | * and internal errors. |
8545 | | */ |
8546 | | static int |
8547 | | xmlSearchNsByPrefixStrict(xmlDocPtr doc, xmlNodePtr node, |
8548 | | const xmlChar* prefix, |
8549 | | xmlNsPtr *retNs) |
8550 | 0 | { |
8551 | 0 | xmlNodePtr cur; |
8552 | 0 | xmlNsPtr ns; |
8553 | |
|
8554 | 0 | if ((doc == NULL) || (node == NULL) || (node->type == XML_NAMESPACE_DECL)) |
8555 | 0 | return(-1); |
8556 | | |
8557 | 0 | if (retNs) |
8558 | 0 | *retNs = NULL; |
8559 | 0 | if (IS_STR_XML(prefix)) { |
8560 | 0 | if (retNs) { |
8561 | 0 | *retNs = xmlTreeEnsureXMLDecl(doc); |
8562 | 0 | if (*retNs == NULL) |
8563 | 0 | return (-1); |
8564 | 0 | } |
8565 | 0 | return (1); |
8566 | 0 | } |
8567 | 0 | cur = node; |
8568 | 0 | do { |
8569 | 0 | if (cur->type == XML_ELEMENT_NODE) { |
8570 | 0 | if (cur->nsDef != NULL) { |
8571 | 0 | ns = cur->nsDef; |
8572 | 0 | do { |
8573 | 0 | if ((prefix == ns->prefix) || |
8574 | 0 | xmlStrEqual(prefix, ns->prefix)) |
8575 | 0 | { |
8576 | | /* |
8577 | | * Disabled namespaces, e.g. xmlns:abc="". |
8578 | | */ |
8579 | 0 | if (ns->href == NULL) |
8580 | 0 | return(0); |
8581 | 0 | if (retNs) |
8582 | 0 | *retNs = ns; |
8583 | 0 | return (1); |
8584 | 0 | } |
8585 | 0 | ns = ns->next; |
8586 | 0 | } while (ns != NULL); |
8587 | 0 | } |
8588 | 0 | } else if ((cur->type == XML_ENTITY_NODE) || |
8589 | 0 | (cur->type == XML_ENTITY_DECL)) |
8590 | 0 | return (0); |
8591 | 0 | cur = cur->parent; |
8592 | 0 | } while ((cur != NULL) && (cur->doc != (xmlDocPtr) cur)); |
8593 | 0 | return (0); |
8594 | 0 | } |
8595 | | |
8596 | | /* |
8597 | | * xmlDOMWrapNSNormDeclareNsForced: |
8598 | | * @doc: the doc |
8599 | | * @elem: the element-node to declare on |
8600 | | * @nsName: the namespace-name of the ns-decl |
8601 | | * @prefix: the preferred prefix of the ns-decl |
8602 | | * @checkShadow: ensure that the new ns-decl doesn't shadow ancestor ns-decls |
8603 | | * |
8604 | | * Declares a new namespace on @elem. It tries to use the |
8605 | | * given @prefix; if a ns-decl with the given prefix is already existent |
8606 | | * on @elem, it will generate an other prefix. |
8607 | | * |
8608 | | * Returns 1 if a ns-decl was found, 0 if not and -1 on API |
8609 | | * and internal errors. |
8610 | | */ |
8611 | | static xmlNsPtr |
8612 | | xmlDOMWrapNSNormDeclareNsForced(xmlDocPtr doc, |
8613 | | xmlNodePtr elem, |
8614 | | const xmlChar *nsName, |
8615 | | const xmlChar *prefix, |
8616 | | int checkShadow) |
8617 | 0 | { |
8618 | |
|
8619 | 0 | xmlNsPtr ret; |
8620 | 0 | char buf[50]; |
8621 | 0 | const xmlChar *pref; |
8622 | 0 | int counter = 0; |
8623 | |
|
8624 | 0 | if ((doc == NULL) || (elem == NULL) || (elem->type != XML_ELEMENT_NODE)) |
8625 | 0 | return(NULL); |
8626 | | /* |
8627 | | * Create a ns-decl on @anchor. |
8628 | | */ |
8629 | 0 | pref = prefix; |
8630 | 0 | while (1) { |
8631 | | /* |
8632 | | * Lookup whether the prefix is unused in elem's ns-decls. |
8633 | | */ |
8634 | 0 | if ((elem->nsDef != NULL) && |
8635 | 0 | (xmlTreeNSListLookupByPrefix(elem->nsDef, pref) != NULL)) |
8636 | 0 | goto ns_next_prefix; |
8637 | 0 | if (checkShadow && elem->parent && |
8638 | 0 | ((xmlNodePtr) elem->parent->doc != elem->parent)) { |
8639 | | /* |
8640 | | * Does it shadow ancestor ns-decls? |
8641 | | */ |
8642 | 0 | if (xmlSearchNsByPrefixStrict(doc, elem->parent, pref, NULL) == 1) |
8643 | 0 | goto ns_next_prefix; |
8644 | 0 | } |
8645 | 0 | ret = xmlNewNs(NULL, nsName, pref); |
8646 | 0 | if (ret == NULL) |
8647 | 0 | return (NULL); |
8648 | 0 | if (elem->nsDef == NULL) |
8649 | 0 | elem->nsDef = ret; |
8650 | 0 | else { |
8651 | 0 | xmlNsPtr ns2 = elem->nsDef; |
8652 | 0 | while (ns2->next != NULL) |
8653 | 0 | ns2 = ns2->next; |
8654 | 0 | ns2->next = ret; |
8655 | 0 | } |
8656 | 0 | return (ret); |
8657 | 0 | ns_next_prefix: |
8658 | 0 | counter++; |
8659 | 0 | if (counter > 1000) |
8660 | 0 | return (NULL); |
8661 | 0 | if (prefix == NULL) { |
8662 | 0 | snprintf((char *) buf, sizeof(buf), |
8663 | 0 | "ns_%d", counter); |
8664 | 0 | } else |
8665 | 0 | snprintf((char *) buf, sizeof(buf), |
8666 | 0 | "%.30s_%d", (char *)prefix, counter); |
8667 | 0 | pref = BAD_CAST buf; |
8668 | 0 | } |
8669 | 0 | } |
8670 | | |
8671 | | /* |
8672 | | * xmlDOMWrapNSNormAcquireNormalizedNs: |
8673 | | * @doc: the doc |
8674 | | * @elem: the element-node to declare namespaces on |
8675 | | * @ns: the ns-struct to use for the search |
8676 | | * @retNs: the found/created ns-struct |
8677 | | * @nsMap: the ns-map |
8678 | | * @depth: the current tree depth |
8679 | | * @ancestorsOnly: search in ancestor ns-decls only |
8680 | | * @prefixed: if the searched ns-decl must have a prefix (for attributes) |
8681 | | * |
8682 | | * Searches for a matching ns-name in the ns-decls of @nsMap, if not |
8683 | | * found it will either declare it on @elem, or store it in doc->oldNs. |
8684 | | * If a new ns-decl needs to be declared on @elem, it tries to use the |
8685 | | * @ns->prefix for it, if this prefix is already in use on @elem, it will |
8686 | | * change the prefix or the new ns-decl. |
8687 | | * |
8688 | | * Returns 0 if succeeded, -1 otherwise and on API/internal errors. |
8689 | | */ |
8690 | | static int |
8691 | | xmlDOMWrapNSNormAcquireNormalizedNs(xmlDocPtr doc, |
8692 | | xmlNodePtr elem, |
8693 | | xmlNsPtr ns, |
8694 | | xmlNsPtr *retNs, |
8695 | | xmlNsMapPtr *nsMap, |
8696 | | |
8697 | | int depth, |
8698 | | int ancestorsOnly, |
8699 | | int prefixed) |
8700 | 0 | { |
8701 | 0 | xmlNsMapItemPtr mi; |
8702 | |
|
8703 | 0 | if ((doc == NULL) || (ns == NULL) || (retNs == NULL) || |
8704 | 0 | (nsMap == NULL)) |
8705 | 0 | return (-1); |
8706 | | |
8707 | 0 | *retNs = NULL; |
8708 | | /* |
8709 | | * Handle XML namespace. |
8710 | | */ |
8711 | 0 | if (IS_STR_XML(ns->prefix)) { |
8712 | | /* |
8713 | | * Insert XML namespace mapping. |
8714 | | */ |
8715 | 0 | *retNs = xmlTreeEnsureXMLDecl(doc); |
8716 | 0 | if (*retNs == NULL) |
8717 | 0 | return (-1); |
8718 | 0 | return (0); |
8719 | 0 | } |
8720 | | /* |
8721 | | * If the search should be done in ancestors only and no |
8722 | | * @elem (the first ancestor) was specified, then skip the search. |
8723 | | */ |
8724 | 0 | if ((XML_NSMAP_NOTEMPTY(*nsMap)) && |
8725 | 0 | (! (ancestorsOnly && (elem == NULL)))) |
8726 | 0 | { |
8727 | | /* |
8728 | | * Try to find an equal ns-name in in-scope ns-decls. |
8729 | | */ |
8730 | 0 | XML_NSMAP_FOREACH(*nsMap, mi) { |
8731 | 0 | if ((mi->depth >= XML_TREE_NSMAP_PARENT) && |
8732 | | /* |
8733 | | * ancestorsOnly: This should be turned on to gain speed, |
8734 | | * if one knows that the branch itself was already |
8735 | | * ns-wellformed and no stale references existed. |
8736 | | * I.e. it searches in the ancestor axis only. |
8737 | | */ |
8738 | 0 | ((! ancestorsOnly) || (mi->depth == XML_TREE_NSMAP_PARENT)) && |
8739 | | /* Skip shadowed prefixes. */ |
8740 | 0 | (mi->shadowDepth == -1) && |
8741 | | /* Skip xmlns="" or xmlns:foo="". */ |
8742 | 0 | ((mi->newNs->href != NULL) && |
8743 | 0 | (mi->newNs->href[0] != 0)) && |
8744 | | /* Ensure a prefix if wanted. */ |
8745 | 0 | ((! prefixed) || (mi->newNs->prefix != NULL)) && |
8746 | | /* Equal ns name */ |
8747 | 0 | ((mi->newNs->href == ns->href) || |
8748 | 0 | xmlStrEqual(mi->newNs->href, ns->href))) { |
8749 | | /* Set the mapping. */ |
8750 | 0 | mi->oldNs = ns; |
8751 | 0 | *retNs = mi->newNs; |
8752 | 0 | return (0); |
8753 | 0 | } |
8754 | 0 | } |
8755 | 0 | } |
8756 | | /* |
8757 | | * No luck, the namespace is out of scope or shadowed. |
8758 | | */ |
8759 | 0 | if (elem == NULL) { |
8760 | 0 | xmlNsPtr tmpns; |
8761 | | |
8762 | | /* |
8763 | | * Store ns-decls in "oldNs" of the document-node. |
8764 | | */ |
8765 | 0 | tmpns = xmlDOMWrapStoreNs(doc, ns->href, ns->prefix); |
8766 | 0 | if (tmpns == NULL) |
8767 | 0 | return (-1); |
8768 | | /* |
8769 | | * Insert mapping. |
8770 | | */ |
8771 | 0 | if (xmlDOMWrapNsMapAddItem(nsMap, -1, ns, |
8772 | 0 | tmpns, XML_TREE_NSMAP_DOC) == NULL) { |
8773 | 0 | xmlFreeNs(tmpns); |
8774 | 0 | return (-1); |
8775 | 0 | } |
8776 | 0 | *retNs = tmpns; |
8777 | 0 | } else { |
8778 | 0 | xmlNsPtr tmpns; |
8779 | |
|
8780 | 0 | tmpns = xmlDOMWrapNSNormDeclareNsForced(doc, elem, ns->href, |
8781 | 0 | ns->prefix, 0); |
8782 | 0 | if (tmpns == NULL) |
8783 | 0 | return (-1); |
8784 | | |
8785 | 0 | if (*nsMap != NULL) { |
8786 | | /* |
8787 | | * Does it shadow ancestor ns-decls? |
8788 | | */ |
8789 | 0 | XML_NSMAP_FOREACH(*nsMap, mi) { |
8790 | 0 | if ((mi->depth < depth) && |
8791 | 0 | (mi->shadowDepth == -1) && |
8792 | 0 | ((ns->prefix == mi->newNs->prefix) || |
8793 | 0 | xmlStrEqual(ns->prefix, mi->newNs->prefix))) { |
8794 | | /* |
8795 | | * Shadows. |
8796 | | */ |
8797 | 0 | mi->shadowDepth = depth; |
8798 | 0 | break; |
8799 | 0 | } |
8800 | 0 | } |
8801 | 0 | } |
8802 | 0 | if (xmlDOMWrapNsMapAddItem(nsMap, -1, ns, tmpns, depth) == NULL) { |
8803 | 0 | xmlFreeNs(tmpns); |
8804 | 0 | return (-1); |
8805 | 0 | } |
8806 | 0 | *retNs = tmpns; |
8807 | 0 | } |
8808 | 0 | return (0); |
8809 | 0 | } |
8810 | | |
8811 | | typedef enum { |
8812 | | XML_DOM_RECONNS_REMOVEREDUND = 1<<0 |
8813 | | } xmlDOMReconcileNSOptions; |
8814 | | |
8815 | | /* |
8816 | | * xmlDOMWrapReconcileNamespaces: |
8817 | | * @ctxt: DOM wrapper context, unused at the moment |
8818 | | * @elem: the element-node |
8819 | | * @options: option flags |
8820 | | * |
8821 | | * Ensures that ns-references point to ns-decls hold on element-nodes. |
8822 | | * Ensures that the tree is namespace wellformed by creating additional |
8823 | | * ns-decls where needed. Note that, since prefixes of already existent |
8824 | | * ns-decls can be shadowed by this process, it could break QNames in |
8825 | | * attribute values or element content. |
8826 | | * |
8827 | | * NOTE: This function was not intensively tested. |
8828 | | * |
8829 | | * Returns 0 if succeeded, -1 otherwise and on API/internal errors. |
8830 | | */ |
8831 | | |
8832 | | int |
8833 | | xmlDOMWrapReconcileNamespaces(xmlDOMWrapCtxtPtr ctxt ATTRIBUTE_UNUSED, |
8834 | | xmlNodePtr elem, |
8835 | | int options) |
8836 | 0 | { |
8837 | 0 | int depth = -1, adoptns = 0, parnsdone = 0; |
8838 | 0 | xmlNsPtr ns, prevns; |
8839 | 0 | xmlDocPtr doc; |
8840 | 0 | xmlNodePtr cur, curElem = NULL; |
8841 | 0 | xmlNsMapPtr nsMap = NULL; |
8842 | 0 | xmlNsMapItemPtr /* topmi = NULL, */ mi; |
8843 | | /* @ancestorsOnly should be set by an option flag. */ |
8844 | 0 | int ancestorsOnly = 0; |
8845 | 0 | int optRemoveRedundantNS = |
8846 | 0 | ((xmlDOMReconcileNSOptions) options & XML_DOM_RECONNS_REMOVEREDUND) ? 1 : 0; |
8847 | 0 | xmlNsPtr *listRedund = NULL; |
8848 | 0 | int sizeRedund = 0, nbRedund = 0, ret, i, j; |
8849 | |
|
8850 | 0 | if ((elem == NULL) || (elem->doc == NULL) || |
8851 | 0 | (elem->type != XML_ELEMENT_NODE)) |
8852 | 0 | return (-1); |
8853 | | |
8854 | 0 | doc = elem->doc; |
8855 | 0 | cur = elem; |
8856 | 0 | do { |
8857 | 0 | switch (cur->type) { |
8858 | 0 | case XML_ELEMENT_NODE: |
8859 | 0 | adoptns = 1; |
8860 | 0 | curElem = cur; |
8861 | 0 | depth++; |
8862 | | /* |
8863 | | * Namespace declarations. |
8864 | | */ |
8865 | 0 | if (cur->nsDef != NULL) { |
8866 | 0 | prevns = NULL; |
8867 | 0 | ns = cur->nsDef; |
8868 | 0 | while (ns != NULL) { |
8869 | 0 | if (! parnsdone) { |
8870 | 0 | if ((elem->parent) && |
8871 | 0 | ((xmlNodePtr) elem->parent->doc != elem->parent)) { |
8872 | | /* |
8873 | | * Gather ancestor in-scope ns-decls. |
8874 | | */ |
8875 | 0 | if (xmlDOMWrapNSNormGatherInScopeNs(&nsMap, |
8876 | 0 | elem->parent) == -1) |
8877 | 0 | goto internal_error; |
8878 | 0 | } |
8879 | 0 | parnsdone = 1; |
8880 | 0 | } |
8881 | | |
8882 | | /* |
8883 | | * Lookup the ns ancestor-axis for equal ns-decls in scope. |
8884 | | */ |
8885 | 0 | if (optRemoveRedundantNS && XML_NSMAP_NOTEMPTY(nsMap)) { |
8886 | 0 | XML_NSMAP_FOREACH(nsMap, mi) { |
8887 | 0 | if ((mi->depth >= XML_TREE_NSMAP_PARENT) && |
8888 | 0 | (mi->shadowDepth == -1) && |
8889 | 0 | ((ns->prefix == mi->newNs->prefix) || |
8890 | 0 | xmlStrEqual(ns->prefix, mi->newNs->prefix)) && |
8891 | 0 | ((ns->href == mi->newNs->href) || |
8892 | 0 | xmlStrEqual(ns->href, mi->newNs->href))) |
8893 | 0 | { |
8894 | | /* |
8895 | | * A redundant ns-decl was found. |
8896 | | * Add it to the list of redundant ns-decls. |
8897 | | */ |
8898 | 0 | if (xmlDOMWrapNSNormAddNsMapItem2(&listRedund, |
8899 | 0 | &sizeRedund, &nbRedund, ns, mi->newNs) == -1) |
8900 | 0 | goto internal_error; |
8901 | | /* |
8902 | | * Remove the ns-decl from the element-node. |
8903 | | */ |
8904 | 0 | if (prevns) |
8905 | 0 | prevns->next = ns->next; |
8906 | 0 | else |
8907 | 0 | cur->nsDef = ns->next; |
8908 | 0 | goto next_ns_decl; |
8909 | 0 | } |
8910 | 0 | } |
8911 | 0 | } |
8912 | | |
8913 | | /* |
8914 | | * Skip ns-references handling if the referenced |
8915 | | * ns-decl is declared on the same element. |
8916 | | */ |
8917 | 0 | if ((cur->ns != NULL) && adoptns && (cur->ns == ns)) |
8918 | 0 | adoptns = 0; |
8919 | | /* |
8920 | | * Does it shadow any ns-decl? |
8921 | | */ |
8922 | 0 | if (XML_NSMAP_NOTEMPTY(nsMap)) { |
8923 | 0 | XML_NSMAP_FOREACH(nsMap, mi) { |
8924 | 0 | if ((mi->depth >= XML_TREE_NSMAP_PARENT) && |
8925 | 0 | (mi->shadowDepth == -1) && |
8926 | 0 | ((ns->prefix == mi->newNs->prefix) || |
8927 | 0 | xmlStrEqual(ns->prefix, mi->newNs->prefix))) { |
8928 | |
|
8929 | 0 | mi->shadowDepth = depth; |
8930 | 0 | } |
8931 | 0 | } |
8932 | 0 | } |
8933 | | /* |
8934 | | * Push mapping. |
8935 | | */ |
8936 | 0 | if (xmlDOMWrapNsMapAddItem(&nsMap, -1, ns, ns, |
8937 | 0 | depth) == NULL) |
8938 | 0 | goto internal_error; |
8939 | | |
8940 | 0 | prevns = ns; |
8941 | 0 | next_ns_decl: |
8942 | 0 | ns = ns->next; |
8943 | 0 | } |
8944 | 0 | } |
8945 | 0 | if (! adoptns) |
8946 | 0 | goto ns_end; |
8947 | | /* Falls through. */ |
8948 | 0 | case XML_ATTRIBUTE_NODE: |
8949 | | /* No ns, no fun. */ |
8950 | 0 | if (cur->ns == NULL) |
8951 | 0 | goto ns_end; |
8952 | | |
8953 | 0 | if (! parnsdone) { |
8954 | 0 | if ((elem->parent) && |
8955 | 0 | ((xmlNodePtr) elem->parent->doc != elem->parent)) { |
8956 | 0 | if (xmlDOMWrapNSNormGatherInScopeNs(&nsMap, |
8957 | 0 | elem->parent) == -1) |
8958 | 0 | goto internal_error; |
8959 | 0 | } |
8960 | 0 | parnsdone = 1; |
8961 | 0 | } |
8962 | | /* |
8963 | | * Adjust the reference if this was a redundant ns-decl. |
8964 | | */ |
8965 | 0 | if (listRedund) { |
8966 | 0 | for (i = 0, j = 0; i < nbRedund; i++, j += 2) { |
8967 | 0 | if (cur->ns == listRedund[j]) { |
8968 | 0 | cur->ns = listRedund[++j]; |
8969 | 0 | break; |
8970 | 0 | } |
8971 | 0 | } |
8972 | 0 | } |
8973 | | /* |
8974 | | * Adopt ns-references. |
8975 | | */ |
8976 | 0 | if (XML_NSMAP_NOTEMPTY(nsMap)) { |
8977 | | /* |
8978 | | * Search for a mapping. |
8979 | | */ |
8980 | 0 | XML_NSMAP_FOREACH(nsMap, mi) { |
8981 | 0 | if ((mi->shadowDepth == -1) && |
8982 | 0 | (cur->ns == mi->oldNs)) { |
8983 | |
|
8984 | 0 | cur->ns = mi->newNs; |
8985 | 0 | goto ns_end; |
8986 | 0 | } |
8987 | 0 | } |
8988 | 0 | } |
8989 | | /* |
8990 | | * Acquire a normalized ns-decl and add it to the map. |
8991 | | */ |
8992 | 0 | if (xmlDOMWrapNSNormAcquireNormalizedNs(doc, curElem, |
8993 | 0 | cur->ns, &ns, |
8994 | 0 | &nsMap, depth, |
8995 | 0 | ancestorsOnly, |
8996 | 0 | (cur->type == XML_ATTRIBUTE_NODE) ? 1 : 0) == -1) |
8997 | 0 | goto internal_error; |
8998 | 0 | cur->ns = ns; |
8999 | |
|
9000 | 0 | ns_end: |
9001 | 0 | if ((cur->type == XML_ELEMENT_NODE) && |
9002 | 0 | (cur->properties != NULL)) { |
9003 | | /* |
9004 | | * Process attributes. |
9005 | | */ |
9006 | 0 | cur = (xmlNodePtr) cur->properties; |
9007 | 0 | continue; |
9008 | 0 | } |
9009 | 0 | break; |
9010 | 0 | default: |
9011 | 0 | goto next_sibling; |
9012 | 0 | } |
9013 | 0 | into_content: |
9014 | 0 | if ((cur->type == XML_ELEMENT_NODE) && |
9015 | 0 | (cur->children != NULL)) { |
9016 | | /* |
9017 | | * Process content of element-nodes only. |
9018 | | */ |
9019 | 0 | cur = cur->children; |
9020 | 0 | continue; |
9021 | 0 | } |
9022 | 0 | next_sibling: |
9023 | 0 | if (cur == elem) |
9024 | 0 | break; |
9025 | 0 | if (cur->type == XML_ELEMENT_NODE) { |
9026 | 0 | if (XML_NSMAP_NOTEMPTY(nsMap)) { |
9027 | | /* |
9028 | | * Pop mappings. |
9029 | | */ |
9030 | 0 | while ((nsMap->last != NULL) && |
9031 | 0 | (nsMap->last->depth >= depth)) |
9032 | 0 | { |
9033 | 0 | XML_NSMAP_POP(nsMap, mi) |
9034 | 0 | } |
9035 | | /* |
9036 | | * Unshadow. |
9037 | | */ |
9038 | 0 | XML_NSMAP_FOREACH(nsMap, mi) { |
9039 | 0 | if (mi->shadowDepth >= depth) |
9040 | 0 | mi->shadowDepth = -1; |
9041 | 0 | } |
9042 | 0 | } |
9043 | 0 | depth--; |
9044 | 0 | } |
9045 | 0 | if (cur->next != NULL) |
9046 | 0 | cur = cur->next; |
9047 | 0 | else { |
9048 | 0 | if (cur->type == XML_ATTRIBUTE_NODE) { |
9049 | 0 | cur = cur->parent; |
9050 | 0 | goto into_content; |
9051 | 0 | } |
9052 | 0 | cur = cur->parent; |
9053 | 0 | goto next_sibling; |
9054 | 0 | } |
9055 | 0 | } while (cur != NULL); |
9056 | | |
9057 | 0 | ret = 0; |
9058 | 0 | goto exit; |
9059 | 0 | internal_error: |
9060 | 0 | ret = -1; |
9061 | 0 | exit: |
9062 | 0 | if (listRedund) { |
9063 | 0 | for (i = 0, j = 0; i < nbRedund; i++, j += 2) { |
9064 | 0 | xmlFreeNs(listRedund[j]); |
9065 | 0 | } |
9066 | 0 | xmlFree(listRedund); |
9067 | 0 | } |
9068 | 0 | if (nsMap != NULL) |
9069 | 0 | xmlDOMWrapNsMapFree(nsMap); |
9070 | 0 | return (ret); |
9071 | 0 | } |
9072 | | |
9073 | | /* |
9074 | | * xmlDOMWrapAdoptBranch: |
9075 | | * @ctxt: the optional context for custom processing |
9076 | | * @sourceDoc: the optional sourceDoc |
9077 | | * @node: the element-node to start with |
9078 | | * @destDoc: the destination doc for adoption |
9079 | | * @destParent: the optional new parent of @node in @destDoc |
9080 | | * @options: option flags |
9081 | | * |
9082 | | * Ensures that ns-references point to @destDoc: either to |
9083 | | * elements->nsDef entries if @destParent is given, or to |
9084 | | * @destDoc->oldNs otherwise. |
9085 | | * If @destParent is given, it ensures that the tree is namespace |
9086 | | * wellformed by creating additional ns-decls where needed. |
9087 | | * Note that, since prefixes of already existent ns-decls can be |
9088 | | * shadowed by this process, it could break QNames in attribute |
9089 | | * values or element content. |
9090 | | * |
9091 | | * NOTE: This function was not intensively tested. |
9092 | | * |
9093 | | * Returns 0 if succeeded, -1 otherwise and on API/internal errors. |
9094 | | */ |
9095 | | static int |
9096 | | xmlDOMWrapAdoptBranch(xmlDOMWrapCtxtPtr ctxt, |
9097 | | xmlDocPtr sourceDoc, |
9098 | | xmlNodePtr node, |
9099 | | xmlDocPtr destDoc, |
9100 | | xmlNodePtr destParent, |
9101 | | int options ATTRIBUTE_UNUSED) |
9102 | 0 | { |
9103 | 0 | int ret = 0; |
9104 | 0 | xmlNodePtr cur, curElem = NULL; |
9105 | 0 | xmlNsMapPtr nsMap = NULL; |
9106 | 0 | xmlNsMapItemPtr mi; |
9107 | 0 | xmlNsPtr ns = NULL; |
9108 | 0 | int depth = -1, adoptStr = 1; |
9109 | | /* gather @parent's ns-decls. */ |
9110 | 0 | int parnsdone; |
9111 | | /* @ancestorsOnly should be set per option. */ |
9112 | 0 | int ancestorsOnly = 0; |
9113 | | |
9114 | | /* |
9115 | | * Optimize string adoption for equal or none dicts. |
9116 | | */ |
9117 | 0 | if ((sourceDoc != NULL) && |
9118 | 0 | (sourceDoc->dict == destDoc->dict)) |
9119 | 0 | adoptStr = 0; |
9120 | 0 | else |
9121 | 0 | adoptStr = 1; |
9122 | | |
9123 | | /* |
9124 | | * Get the ns-map from the context if available. |
9125 | | */ |
9126 | 0 | if (ctxt) |
9127 | 0 | nsMap = (xmlNsMapPtr) ctxt->namespaceMap; |
9128 | | /* |
9129 | | * Disable search for ns-decls in the parent-axis of the |
9130 | | * destination element, if: |
9131 | | * 1) there's no destination parent |
9132 | | * 2) custom ns-reference handling is used |
9133 | | */ |
9134 | 0 | if ((destParent == NULL) || |
9135 | 0 | (ctxt && ctxt->getNsForNodeFunc)) |
9136 | 0 | { |
9137 | 0 | parnsdone = 1; |
9138 | 0 | } else |
9139 | 0 | parnsdone = 0; |
9140 | |
|
9141 | 0 | cur = node; |
9142 | 0 | if ((cur != NULL) && (cur->type == XML_NAMESPACE_DECL)) |
9143 | 0 | goto internal_error; |
9144 | | |
9145 | 0 | while (cur != NULL) { |
9146 | | /* |
9147 | | * Paranoid source-doc sanity check. |
9148 | | */ |
9149 | 0 | if (cur->doc != sourceDoc) { |
9150 | | /* |
9151 | | * We'll assume XIncluded nodes if the doc differs. |
9152 | | * TODO: Do we need to reconciliate XIncluded nodes? |
9153 | | * This here skips XIncluded nodes and tries to handle |
9154 | | * broken sequences. |
9155 | | */ |
9156 | 0 | if (cur->next == NULL) |
9157 | 0 | goto leave_node; |
9158 | 0 | do { |
9159 | 0 | cur = cur->next; |
9160 | 0 | if ((cur->type == XML_XINCLUDE_END) || |
9161 | 0 | (cur->doc == node->doc)) |
9162 | 0 | break; |
9163 | 0 | } while (cur->next != NULL); |
9164 | | |
9165 | 0 | if (cur->doc != node->doc) |
9166 | 0 | goto leave_node; |
9167 | 0 | } |
9168 | 0 | cur->doc = destDoc; |
9169 | 0 | switch (cur->type) { |
9170 | 0 | case XML_XINCLUDE_START: |
9171 | 0 | case XML_XINCLUDE_END: |
9172 | | /* |
9173 | | * TODO |
9174 | | */ |
9175 | 0 | return (-1); |
9176 | 0 | case XML_ELEMENT_NODE: |
9177 | 0 | curElem = cur; |
9178 | 0 | depth++; |
9179 | | /* |
9180 | | * Namespace declarations. |
9181 | | * - ns->href and ns->prefix are never in the dict, so |
9182 | | * we need not move the values over to the destination dict. |
9183 | | * - Note that for custom handling of ns-references, |
9184 | | * the ns-decls need not be stored in the ns-map, |
9185 | | * since they won't be referenced by node->ns. |
9186 | | */ |
9187 | 0 | if ((cur->nsDef) && |
9188 | 0 | ((ctxt == NULL) || (ctxt->getNsForNodeFunc == NULL))) |
9189 | 0 | { |
9190 | 0 | if (! parnsdone) { |
9191 | | /* |
9192 | | * Gather @parent's in-scope ns-decls. |
9193 | | */ |
9194 | 0 | if (xmlDOMWrapNSNormGatherInScopeNs(&nsMap, |
9195 | 0 | destParent) == -1) |
9196 | 0 | goto internal_error; |
9197 | 0 | parnsdone = 1; |
9198 | 0 | } |
9199 | 0 | for (ns = cur->nsDef; ns != NULL; ns = ns->next) { |
9200 | | /* |
9201 | | * NOTE: ns->prefix and ns->href are never in the dict. |
9202 | | * XML_TREE_ADOPT_STR(ns->prefix) |
9203 | | * XML_TREE_ADOPT_STR(ns->href) |
9204 | | */ |
9205 | | /* |
9206 | | * Does it shadow any ns-decl? |
9207 | | */ |
9208 | 0 | if (XML_NSMAP_NOTEMPTY(nsMap)) { |
9209 | 0 | XML_NSMAP_FOREACH(nsMap, mi) { |
9210 | 0 | if ((mi->depth >= XML_TREE_NSMAP_PARENT) && |
9211 | 0 | (mi->shadowDepth == -1) && |
9212 | 0 | ((ns->prefix == mi->newNs->prefix) || |
9213 | 0 | xmlStrEqual(ns->prefix, |
9214 | 0 | mi->newNs->prefix))) { |
9215 | |
|
9216 | 0 | mi->shadowDepth = depth; |
9217 | 0 | } |
9218 | 0 | } |
9219 | 0 | } |
9220 | | /* |
9221 | | * Push mapping. |
9222 | | */ |
9223 | 0 | if (xmlDOMWrapNsMapAddItem(&nsMap, -1, |
9224 | 0 | ns, ns, depth) == NULL) |
9225 | 0 | goto internal_error; |
9226 | 0 | } |
9227 | 0 | } |
9228 | | /* Falls through. */ |
9229 | 0 | case XML_ATTRIBUTE_NODE: |
9230 | | /* No namespace, no fun. */ |
9231 | 0 | if (cur->ns == NULL) |
9232 | 0 | goto ns_end; |
9233 | | |
9234 | 0 | if (! parnsdone) { |
9235 | 0 | if (xmlDOMWrapNSNormGatherInScopeNs(&nsMap, |
9236 | 0 | destParent) == -1) |
9237 | 0 | goto internal_error; |
9238 | 0 | parnsdone = 1; |
9239 | 0 | } |
9240 | | /* |
9241 | | * Adopt ns-references. |
9242 | | */ |
9243 | 0 | if (XML_NSMAP_NOTEMPTY(nsMap)) { |
9244 | | /* |
9245 | | * Search for a mapping. |
9246 | | */ |
9247 | 0 | XML_NSMAP_FOREACH(nsMap, mi) { |
9248 | 0 | if ((mi->shadowDepth == -1) && |
9249 | 0 | (cur->ns == mi->oldNs)) { |
9250 | |
|
9251 | 0 | cur->ns = mi->newNs; |
9252 | 0 | goto ns_end; |
9253 | 0 | } |
9254 | 0 | } |
9255 | 0 | } |
9256 | | /* |
9257 | | * No matching namespace in scope. We need a new one. |
9258 | | */ |
9259 | 0 | if ((ctxt) && (ctxt->getNsForNodeFunc)) { |
9260 | | /* |
9261 | | * User-defined behaviour. |
9262 | | */ |
9263 | 0 | ns = ctxt->getNsForNodeFunc(ctxt, cur, |
9264 | 0 | cur->ns->href, cur->ns->prefix); |
9265 | | /* |
9266 | | * Insert mapping if ns is available; it's the users fault |
9267 | | * if not. |
9268 | | */ |
9269 | 0 | if (xmlDOMWrapNsMapAddItem(&nsMap, -1, |
9270 | 0 | cur->ns, ns, XML_TREE_NSMAP_CUSTOM) == NULL) |
9271 | 0 | goto internal_error; |
9272 | 0 | cur->ns = ns; |
9273 | 0 | } else { |
9274 | | /* |
9275 | | * Acquire a normalized ns-decl and add it to the map. |
9276 | | */ |
9277 | 0 | if (xmlDOMWrapNSNormAcquireNormalizedNs(destDoc, |
9278 | | /* ns-decls on curElem or on destDoc->oldNs */ |
9279 | 0 | destParent ? curElem : NULL, |
9280 | 0 | cur->ns, &ns, |
9281 | 0 | &nsMap, depth, |
9282 | 0 | ancestorsOnly, |
9283 | | /* ns-decls must be prefixed for attributes. */ |
9284 | 0 | (cur->type == XML_ATTRIBUTE_NODE) ? 1 : 0) == -1) |
9285 | 0 | goto internal_error; |
9286 | 0 | cur->ns = ns; |
9287 | 0 | } |
9288 | 0 | ns_end: |
9289 | | /* |
9290 | | * Further node properties. |
9291 | | * TODO: Is this all? |
9292 | | */ |
9293 | 0 | XML_TREE_ADOPT_STR(cur->name) |
9294 | 0 | if (cur->type == XML_ELEMENT_NODE) { |
9295 | 0 | cur->psvi = NULL; |
9296 | 0 | cur->line = 0; |
9297 | 0 | cur->extra = 0; |
9298 | | /* |
9299 | | * Walk attributes. |
9300 | | */ |
9301 | 0 | if (cur->properties != NULL) { |
9302 | | /* |
9303 | | * Process first attribute node. |
9304 | | */ |
9305 | 0 | cur = (xmlNodePtr) cur->properties; |
9306 | 0 | continue; |
9307 | 0 | } |
9308 | 0 | } else { |
9309 | | /* |
9310 | | * Attributes. |
9311 | | */ |
9312 | 0 | if ((sourceDoc != NULL) && |
9313 | 0 | (((xmlAttrPtr) cur)->atype == XML_ATTRIBUTE_ID)) |
9314 | 0 | { |
9315 | 0 | xmlRemoveID(sourceDoc, (xmlAttrPtr) cur); |
9316 | 0 | } |
9317 | 0 | ((xmlAttrPtr) cur)->atype = 0; |
9318 | 0 | ((xmlAttrPtr) cur)->psvi = NULL; |
9319 | 0 | } |
9320 | 0 | break; |
9321 | 0 | case XML_TEXT_NODE: |
9322 | 0 | case XML_CDATA_SECTION_NODE: |
9323 | | /* |
9324 | | * This puts the content in the dest dict, only if |
9325 | | * it was previously in the source dict. |
9326 | | */ |
9327 | 0 | XML_TREE_ADOPT_STR_2(cur->content) |
9328 | 0 | goto leave_node; |
9329 | 0 | case XML_ENTITY_REF_NODE: |
9330 | | /* |
9331 | | * Remove reference to the entity-node. |
9332 | | */ |
9333 | 0 | cur->content = NULL; |
9334 | 0 | cur->children = NULL; |
9335 | 0 | cur->last = NULL; |
9336 | 0 | if ((destDoc->intSubset) || (destDoc->extSubset)) { |
9337 | 0 | xmlEntityPtr ent; |
9338 | | /* |
9339 | | * Assign new entity-node if available. |
9340 | | */ |
9341 | 0 | ent = xmlGetDocEntity(destDoc, cur->name); |
9342 | 0 | if (ent != NULL) { |
9343 | 0 | cur->content = ent->content; |
9344 | 0 | cur->children = (xmlNodePtr) ent; |
9345 | 0 | cur->last = (xmlNodePtr) ent; |
9346 | 0 | } |
9347 | 0 | } |
9348 | 0 | goto leave_node; |
9349 | 0 | case XML_PI_NODE: |
9350 | 0 | XML_TREE_ADOPT_STR(cur->name) |
9351 | 0 | XML_TREE_ADOPT_STR_2(cur->content) |
9352 | 0 | break; |
9353 | 0 | case XML_COMMENT_NODE: |
9354 | 0 | break; |
9355 | 0 | default: |
9356 | 0 | goto internal_error; |
9357 | 0 | } |
9358 | | /* |
9359 | | * Walk the tree. |
9360 | | */ |
9361 | 0 | if (cur->children != NULL) { |
9362 | 0 | cur = cur->children; |
9363 | 0 | continue; |
9364 | 0 | } |
9365 | | |
9366 | 0 | leave_node: |
9367 | 0 | if (cur == node) |
9368 | 0 | break; |
9369 | 0 | if ((cur->type == XML_ELEMENT_NODE) || |
9370 | 0 | (cur->type == XML_XINCLUDE_START) || |
9371 | 0 | (cur->type == XML_XINCLUDE_END)) |
9372 | 0 | { |
9373 | | /* |
9374 | | * TODO: Do we expect nsDefs on XML_XINCLUDE_START? |
9375 | | */ |
9376 | 0 | if (XML_NSMAP_NOTEMPTY(nsMap)) { |
9377 | | /* |
9378 | | * Pop mappings. |
9379 | | */ |
9380 | 0 | while ((nsMap->last != NULL) && |
9381 | 0 | (nsMap->last->depth >= depth)) |
9382 | 0 | { |
9383 | 0 | XML_NSMAP_POP(nsMap, mi) |
9384 | 0 | } |
9385 | | /* |
9386 | | * Unshadow. |
9387 | | */ |
9388 | 0 | XML_NSMAP_FOREACH(nsMap, mi) { |
9389 | 0 | if (mi->shadowDepth >= depth) |
9390 | 0 | mi->shadowDepth = -1; |
9391 | 0 | } |
9392 | 0 | } |
9393 | 0 | depth--; |
9394 | 0 | } |
9395 | 0 | if (cur->next != NULL) |
9396 | 0 | cur = cur->next; |
9397 | 0 | else if ((cur->type == XML_ATTRIBUTE_NODE) && |
9398 | 0 | (cur->parent->children != NULL)) |
9399 | 0 | { |
9400 | 0 | cur = cur->parent->children; |
9401 | 0 | } else { |
9402 | 0 | cur = cur->parent; |
9403 | 0 | goto leave_node; |
9404 | 0 | } |
9405 | 0 | } |
9406 | | |
9407 | 0 | goto exit; |
9408 | | |
9409 | 0 | internal_error: |
9410 | 0 | ret = -1; |
9411 | |
|
9412 | 0 | exit: |
9413 | | /* |
9414 | | * Cleanup. |
9415 | | */ |
9416 | 0 | if (nsMap != NULL) { |
9417 | 0 | if ((ctxt) && (ctxt->namespaceMap == nsMap)) { |
9418 | | /* |
9419 | | * Just cleanup the map but don't free. |
9420 | | */ |
9421 | 0 | if (nsMap->first) { |
9422 | 0 | if (nsMap->pool) |
9423 | 0 | nsMap->last->next = nsMap->pool; |
9424 | 0 | nsMap->pool = nsMap->first; |
9425 | 0 | nsMap->first = NULL; |
9426 | 0 | } |
9427 | 0 | } else |
9428 | 0 | xmlDOMWrapNsMapFree(nsMap); |
9429 | 0 | } |
9430 | 0 | return(ret); |
9431 | 0 | } |
9432 | | |
9433 | | /* |
9434 | | * xmlDOMWrapCloneNode: |
9435 | | * @ctxt: the optional context for custom processing |
9436 | | * @sourceDoc: the optional sourceDoc |
9437 | | * @node: the node to start with |
9438 | | * @resNode: the clone of the given @node |
9439 | | * @destDoc: the destination doc |
9440 | | * @destParent: the optional new parent of @node in @destDoc |
9441 | | * @deep: descend into child if set |
9442 | | * @options: option flags |
9443 | | * |
9444 | | * References of out-of scope ns-decls are remapped to point to @destDoc: |
9445 | | * 1) If @destParent is given, then nsDef entries on element-nodes are used |
9446 | | * 2) If *no* @destParent is given, then @destDoc->oldNs entries are used. |
9447 | | * This is the case when you don't know already where the cloned branch |
9448 | | * will be added to. |
9449 | | * |
9450 | | * If @destParent is given, it ensures that the tree is namespace |
9451 | | * wellformed by creating additional ns-decls where needed. |
9452 | | * Note that, since prefixes of already existent ns-decls can be |
9453 | | * shadowed by this process, it could break QNames in attribute |
9454 | | * values or element content. |
9455 | | * TODO: |
9456 | | * 1) What to do with XInclude? Currently this returns an error for XInclude. |
9457 | | * |
9458 | | * Returns 0 if the operation succeeded, |
9459 | | * 1 if a node of unsupported (or not yet supported) type was given, |
9460 | | * -1 on API/internal errors. |
9461 | | */ |
9462 | | |
9463 | | int |
9464 | | xmlDOMWrapCloneNode(xmlDOMWrapCtxtPtr ctxt, |
9465 | | xmlDocPtr sourceDoc, |
9466 | | xmlNodePtr node, |
9467 | | xmlNodePtr *resNode, |
9468 | | xmlDocPtr destDoc, |
9469 | | xmlNodePtr destParent, |
9470 | | int deep, |
9471 | | int options ATTRIBUTE_UNUSED) |
9472 | 0 | { |
9473 | 0 | int ret = 0; |
9474 | 0 | xmlNodePtr cur, curElem = NULL; |
9475 | 0 | xmlNsMapPtr nsMap = NULL; |
9476 | 0 | xmlNsMapItemPtr mi; |
9477 | 0 | xmlNsPtr ns; |
9478 | 0 | int depth = -1; |
9479 | | /* int adoptStr = 1; */ |
9480 | | /* gather @parent's ns-decls. */ |
9481 | 0 | int parnsdone = 0; |
9482 | | /* |
9483 | | * @ancestorsOnly: |
9484 | | * TODO: @ancestorsOnly should be set per option. |
9485 | | * |
9486 | | */ |
9487 | 0 | int ancestorsOnly = 0; |
9488 | 0 | xmlNodePtr resultClone = NULL, clone = NULL, parentClone = NULL, prevClone = NULL; |
9489 | 0 | xmlNsPtr cloneNs = NULL, *cloneNsDefSlot = NULL; |
9490 | 0 | xmlDictPtr dict; /* The destination dict */ |
9491 | |
|
9492 | 0 | if ((node == NULL) || (resNode == NULL) || (destDoc == NULL)) |
9493 | 0 | return(-1); |
9494 | | /* |
9495 | | * TODO: Initially we support only element-nodes. |
9496 | | */ |
9497 | 0 | if (node->type != XML_ELEMENT_NODE) |
9498 | 0 | return(1); |
9499 | | /* |
9500 | | * Check node->doc sanity. |
9501 | | */ |
9502 | 0 | if ((node->doc != NULL) && (sourceDoc != NULL) && |
9503 | 0 | (node->doc != sourceDoc)) { |
9504 | | /* |
9505 | | * Might be an XIncluded node. |
9506 | | */ |
9507 | 0 | return (-1); |
9508 | 0 | } |
9509 | 0 | if (sourceDoc == NULL) |
9510 | 0 | sourceDoc = node->doc; |
9511 | 0 | if (sourceDoc == NULL) |
9512 | 0 | return (-1); |
9513 | | |
9514 | 0 | dict = destDoc->dict; |
9515 | | /* |
9516 | | * Reuse the namespace map of the context. |
9517 | | */ |
9518 | 0 | if (ctxt) |
9519 | 0 | nsMap = (xmlNsMapPtr) ctxt->namespaceMap; |
9520 | |
|
9521 | 0 | *resNode = NULL; |
9522 | |
|
9523 | 0 | cur = node; |
9524 | 0 | if ((cur != NULL) && (cur->type == XML_NAMESPACE_DECL)) |
9525 | 0 | return(-1); |
9526 | | |
9527 | 0 | while (cur != NULL) { |
9528 | 0 | if (cur->doc != sourceDoc) { |
9529 | | /* |
9530 | | * We'll assume XIncluded nodes if the doc differs. |
9531 | | * TODO: Do we need to reconciliate XIncluded nodes? |
9532 | | * TODO: This here returns -1 in this case. |
9533 | | */ |
9534 | 0 | goto internal_error; |
9535 | 0 | } |
9536 | | /* |
9537 | | * Create a new node. |
9538 | | */ |
9539 | 0 | switch (cur->type) { |
9540 | 0 | case XML_XINCLUDE_START: |
9541 | 0 | case XML_XINCLUDE_END: |
9542 | | /* |
9543 | | * TODO: What to do with XInclude? |
9544 | | */ |
9545 | 0 | goto internal_error; |
9546 | 0 | break; |
9547 | 0 | case XML_ELEMENT_NODE: |
9548 | 0 | case XML_TEXT_NODE: |
9549 | 0 | case XML_CDATA_SECTION_NODE: |
9550 | 0 | case XML_COMMENT_NODE: |
9551 | 0 | case XML_PI_NODE: |
9552 | 0 | case XML_DOCUMENT_FRAG_NODE: |
9553 | 0 | case XML_ENTITY_REF_NODE: |
9554 | 0 | case XML_ENTITY_NODE: |
9555 | | /* |
9556 | | * Nodes of xmlNode structure. |
9557 | | */ |
9558 | 0 | clone = (xmlNodePtr) xmlMalloc(sizeof(xmlNode)); |
9559 | 0 | if (clone == NULL) { |
9560 | 0 | xmlTreeErrMemory("xmlDOMWrapCloneNode(): allocating a node"); |
9561 | 0 | goto internal_error; |
9562 | 0 | } |
9563 | 0 | memset(clone, 0, sizeof(xmlNode)); |
9564 | | /* |
9565 | | * Set hierarchical links. |
9566 | | */ |
9567 | 0 | if (resultClone != NULL) { |
9568 | 0 | clone->parent = parentClone; |
9569 | 0 | if (prevClone) { |
9570 | 0 | prevClone->next = clone; |
9571 | 0 | clone->prev = prevClone; |
9572 | 0 | } else |
9573 | 0 | parentClone->children = clone; |
9574 | 0 | } else |
9575 | 0 | resultClone = clone; |
9576 | |
|
9577 | 0 | break; |
9578 | 0 | case XML_ATTRIBUTE_NODE: |
9579 | | /* |
9580 | | * Attributes (xmlAttr). |
9581 | | */ |
9582 | | /* Use xmlRealloc to avoid -Warray-bounds warning */ |
9583 | 0 | clone = (xmlNodePtr) xmlRealloc(NULL, sizeof(xmlAttr)); |
9584 | 0 | if (clone == NULL) { |
9585 | 0 | xmlTreeErrMemory("xmlDOMWrapCloneNode(): allocating an attr-node"); |
9586 | 0 | goto internal_error; |
9587 | 0 | } |
9588 | 0 | memset(clone, 0, sizeof(xmlAttr)); |
9589 | | /* |
9590 | | * Set hierarchical links. |
9591 | | * TODO: Change this to add to the end of attributes. |
9592 | | */ |
9593 | 0 | if (resultClone != NULL) { |
9594 | 0 | clone->parent = parentClone; |
9595 | 0 | if (prevClone) { |
9596 | 0 | prevClone->next = clone; |
9597 | 0 | clone->prev = prevClone; |
9598 | 0 | } else |
9599 | 0 | parentClone->properties = (xmlAttrPtr) clone; |
9600 | 0 | } else |
9601 | 0 | resultClone = clone; |
9602 | 0 | break; |
9603 | 0 | default: |
9604 | | /* |
9605 | | * TODO QUESTION: Any other nodes expected? |
9606 | | */ |
9607 | 0 | goto internal_error; |
9608 | 0 | } |
9609 | | |
9610 | 0 | clone->type = cur->type; |
9611 | 0 | clone->doc = destDoc; |
9612 | | |
9613 | | /* |
9614 | | * Clone the name of the node if any. |
9615 | | */ |
9616 | 0 | if (cur->name == xmlStringText) |
9617 | 0 | clone->name = xmlStringText; |
9618 | 0 | else if (cur->name == xmlStringTextNoenc) |
9619 | | /* |
9620 | | * NOTE: Although xmlStringTextNoenc is never assigned to a node |
9621 | | * in tree.c, it might be set in Libxslt via |
9622 | | * "xsl:disable-output-escaping". |
9623 | | */ |
9624 | 0 | clone->name = xmlStringTextNoenc; |
9625 | 0 | else if (cur->name == xmlStringComment) |
9626 | 0 | clone->name = xmlStringComment; |
9627 | 0 | else if (cur->name != NULL) { |
9628 | 0 | DICT_CONST_COPY(cur->name, clone->name); |
9629 | 0 | } |
9630 | |
|
9631 | 0 | switch (cur->type) { |
9632 | 0 | case XML_XINCLUDE_START: |
9633 | 0 | case XML_XINCLUDE_END: |
9634 | | /* |
9635 | | * TODO |
9636 | | */ |
9637 | 0 | return (-1); |
9638 | 0 | case XML_ELEMENT_NODE: |
9639 | 0 | curElem = cur; |
9640 | 0 | depth++; |
9641 | | /* |
9642 | | * Namespace declarations. |
9643 | | */ |
9644 | 0 | if (cur->nsDef != NULL) { |
9645 | 0 | if (! parnsdone) { |
9646 | 0 | if (destParent && (ctxt == NULL)) { |
9647 | | /* |
9648 | | * Gather @parent's in-scope ns-decls. |
9649 | | */ |
9650 | 0 | if (xmlDOMWrapNSNormGatherInScopeNs(&nsMap, |
9651 | 0 | destParent) == -1) |
9652 | 0 | goto internal_error; |
9653 | 0 | } |
9654 | 0 | parnsdone = 1; |
9655 | 0 | } |
9656 | | /* |
9657 | | * Clone namespace declarations. |
9658 | | */ |
9659 | 0 | cloneNsDefSlot = &(clone->nsDef); |
9660 | 0 | for (ns = cur->nsDef; ns != NULL; ns = ns->next) { |
9661 | | /* |
9662 | | * Create a new xmlNs. |
9663 | | */ |
9664 | 0 | cloneNs = (xmlNsPtr) xmlMalloc(sizeof(xmlNs)); |
9665 | 0 | if (cloneNs == NULL) { |
9666 | 0 | xmlTreeErrMemory("xmlDOMWrapCloneNode(): " |
9667 | 0 | "allocating namespace"); |
9668 | 0 | return(-1); |
9669 | 0 | } |
9670 | 0 | memset(cloneNs, 0, sizeof(xmlNs)); |
9671 | 0 | cloneNs->type = XML_LOCAL_NAMESPACE; |
9672 | |
|
9673 | 0 | if (ns->href != NULL) |
9674 | 0 | cloneNs->href = xmlStrdup(ns->href); |
9675 | 0 | if (ns->prefix != NULL) |
9676 | 0 | cloneNs->prefix = xmlStrdup(ns->prefix); |
9677 | |
|
9678 | 0 | *cloneNsDefSlot = cloneNs; |
9679 | 0 | cloneNsDefSlot = &(cloneNs->next); |
9680 | | |
9681 | | /* |
9682 | | * Note that for custom handling of ns-references, |
9683 | | * the ns-decls need not be stored in the ns-map, |
9684 | | * since they won't be referenced by node->ns. |
9685 | | */ |
9686 | 0 | if ((ctxt == NULL) || |
9687 | 0 | (ctxt->getNsForNodeFunc == NULL)) |
9688 | 0 | { |
9689 | | /* |
9690 | | * Does it shadow any ns-decl? |
9691 | | */ |
9692 | 0 | if (XML_NSMAP_NOTEMPTY(nsMap)) { |
9693 | 0 | XML_NSMAP_FOREACH(nsMap, mi) { |
9694 | 0 | if ((mi->depth >= XML_TREE_NSMAP_PARENT) && |
9695 | 0 | (mi->shadowDepth == -1) && |
9696 | 0 | ((ns->prefix == mi->newNs->prefix) || |
9697 | 0 | xmlStrEqual(ns->prefix, |
9698 | 0 | mi->newNs->prefix))) { |
9699 | | /* |
9700 | | * Mark as shadowed at the current |
9701 | | * depth. |
9702 | | */ |
9703 | 0 | mi->shadowDepth = depth; |
9704 | 0 | } |
9705 | 0 | } |
9706 | 0 | } |
9707 | | /* |
9708 | | * Push mapping. |
9709 | | */ |
9710 | 0 | if (xmlDOMWrapNsMapAddItem(&nsMap, -1, |
9711 | 0 | ns, cloneNs, depth) == NULL) |
9712 | 0 | goto internal_error; |
9713 | 0 | } |
9714 | 0 | } |
9715 | 0 | } |
9716 | | /* cur->ns will be processed further down. */ |
9717 | 0 | break; |
9718 | 0 | case XML_ATTRIBUTE_NODE: |
9719 | | /* IDs will be processed further down. */ |
9720 | | /* cur->ns will be processed further down. */ |
9721 | 0 | break; |
9722 | 0 | case XML_TEXT_NODE: |
9723 | 0 | case XML_CDATA_SECTION_NODE: |
9724 | | /* |
9725 | | * Note that this will also cover the values of attributes. |
9726 | | */ |
9727 | 0 | DICT_COPY(cur->content, clone->content); |
9728 | 0 | goto leave_node; |
9729 | 0 | case XML_ENTITY_NODE: |
9730 | | /* TODO: What to do here? */ |
9731 | 0 | goto leave_node; |
9732 | 0 | case XML_ENTITY_REF_NODE: |
9733 | 0 | if (sourceDoc != destDoc) { |
9734 | 0 | if ((destDoc->intSubset) || (destDoc->extSubset)) { |
9735 | 0 | xmlEntityPtr ent; |
9736 | | /* |
9737 | | * Different doc: Assign new entity-node if available. |
9738 | | */ |
9739 | 0 | ent = xmlGetDocEntity(destDoc, cur->name); |
9740 | 0 | if (ent != NULL) { |
9741 | 0 | clone->content = ent->content; |
9742 | 0 | clone->children = (xmlNodePtr) ent; |
9743 | 0 | clone->last = (xmlNodePtr) ent; |
9744 | 0 | } |
9745 | 0 | } |
9746 | 0 | } else { |
9747 | | /* |
9748 | | * Same doc: Use the current node's entity declaration |
9749 | | * and value. |
9750 | | */ |
9751 | 0 | clone->content = cur->content; |
9752 | 0 | clone->children = cur->children; |
9753 | 0 | clone->last = cur->last; |
9754 | 0 | } |
9755 | 0 | goto leave_node; |
9756 | 0 | case XML_PI_NODE: |
9757 | 0 | DICT_COPY(cur->content, clone->content); |
9758 | 0 | goto leave_node; |
9759 | 0 | case XML_COMMENT_NODE: |
9760 | 0 | DICT_COPY(cur->content, clone->content); |
9761 | 0 | goto leave_node; |
9762 | 0 | default: |
9763 | 0 | goto internal_error; |
9764 | 0 | } |
9765 | | |
9766 | 0 | if (cur->ns == NULL) |
9767 | 0 | goto end_ns_reference; |
9768 | | |
9769 | | /* handle_ns_reference: */ |
9770 | | /* |
9771 | | ** The following will take care of references to ns-decls ******** |
9772 | | ** and is intended only for element- and attribute-nodes. |
9773 | | ** |
9774 | | */ |
9775 | 0 | if (! parnsdone) { |
9776 | 0 | if (destParent && (ctxt == NULL)) { |
9777 | 0 | if (xmlDOMWrapNSNormGatherInScopeNs(&nsMap, destParent) == -1) |
9778 | 0 | goto internal_error; |
9779 | 0 | } |
9780 | 0 | parnsdone = 1; |
9781 | 0 | } |
9782 | | /* |
9783 | | * Adopt ns-references. |
9784 | | */ |
9785 | 0 | if (XML_NSMAP_NOTEMPTY(nsMap)) { |
9786 | | /* |
9787 | | * Search for a mapping. |
9788 | | */ |
9789 | 0 | XML_NSMAP_FOREACH(nsMap, mi) { |
9790 | 0 | if ((mi->shadowDepth == -1) && |
9791 | 0 | (cur->ns == mi->oldNs)) { |
9792 | | /* |
9793 | | * This is the nice case: a mapping was found. |
9794 | | */ |
9795 | 0 | clone->ns = mi->newNs; |
9796 | 0 | goto end_ns_reference; |
9797 | 0 | } |
9798 | 0 | } |
9799 | 0 | } |
9800 | | /* |
9801 | | * No matching namespace in scope. We need a new one. |
9802 | | */ |
9803 | 0 | if ((ctxt != NULL) && (ctxt->getNsForNodeFunc != NULL)) { |
9804 | | /* |
9805 | | * User-defined behaviour. |
9806 | | */ |
9807 | 0 | ns = ctxt->getNsForNodeFunc(ctxt, cur, |
9808 | 0 | cur->ns->href, cur->ns->prefix); |
9809 | | /* |
9810 | | * Add user's mapping. |
9811 | | */ |
9812 | 0 | if (xmlDOMWrapNsMapAddItem(&nsMap, -1, |
9813 | 0 | cur->ns, ns, XML_TREE_NSMAP_CUSTOM) == NULL) |
9814 | 0 | goto internal_error; |
9815 | 0 | clone->ns = ns; |
9816 | 0 | } else { |
9817 | | /* |
9818 | | * Acquire a normalized ns-decl and add it to the map. |
9819 | | */ |
9820 | 0 | if (xmlDOMWrapNSNormAcquireNormalizedNs(destDoc, |
9821 | | /* ns-decls on curElem or on destDoc->oldNs */ |
9822 | 0 | destParent ? curElem : NULL, |
9823 | 0 | cur->ns, &ns, |
9824 | 0 | &nsMap, depth, |
9825 | | /* if we need to search only in the ancestor-axis */ |
9826 | 0 | ancestorsOnly, |
9827 | | /* ns-decls must be prefixed for attributes. */ |
9828 | 0 | (cur->type == XML_ATTRIBUTE_NODE) ? 1 : 0) == -1) |
9829 | 0 | goto internal_error; |
9830 | 0 | clone->ns = ns; |
9831 | 0 | } |
9832 | | |
9833 | 0 | end_ns_reference: |
9834 | | |
9835 | | /* |
9836 | | * Some post-processing. |
9837 | | * |
9838 | | * Handle ID attributes. |
9839 | | */ |
9840 | 0 | if ((clone->type == XML_ATTRIBUTE_NODE) && |
9841 | 0 | (clone->parent != NULL)) |
9842 | 0 | { |
9843 | 0 | if (xmlIsID(destDoc, clone->parent, (xmlAttrPtr) clone)) { |
9844 | |
|
9845 | 0 | xmlChar *idVal; |
9846 | |
|
9847 | 0 | idVal = xmlNodeListGetString(cur->doc, cur->children, 1); |
9848 | 0 | if (idVal != NULL) { |
9849 | 0 | if (xmlAddID(NULL, destDoc, idVal, (xmlAttrPtr) cur) == NULL) { |
9850 | | /* TODO: error message. */ |
9851 | 0 | xmlFree(idVal); |
9852 | 0 | goto internal_error; |
9853 | 0 | } |
9854 | 0 | xmlFree(idVal); |
9855 | 0 | } |
9856 | 0 | } |
9857 | 0 | } |
9858 | | /* |
9859 | | ** |
9860 | | ** The following will traverse the tree ************************** |
9861 | | ** |
9862 | | * |
9863 | | * Walk the element's attributes before descending into child-nodes. |
9864 | | */ |
9865 | 0 | if ((cur->type == XML_ELEMENT_NODE) && (cur->properties != NULL)) { |
9866 | 0 | prevClone = NULL; |
9867 | 0 | parentClone = clone; |
9868 | 0 | cur = (xmlNodePtr) cur->properties; |
9869 | 0 | continue; |
9870 | 0 | } |
9871 | 0 | into_content: |
9872 | | /* |
9873 | | * Descend into child-nodes. |
9874 | | */ |
9875 | 0 | if (cur->children != NULL) { |
9876 | 0 | if (deep || (cur->type == XML_ATTRIBUTE_NODE)) { |
9877 | 0 | prevClone = NULL; |
9878 | 0 | parentClone = clone; |
9879 | 0 | cur = cur->children; |
9880 | 0 | continue; |
9881 | 0 | } |
9882 | 0 | } |
9883 | | |
9884 | 0 | leave_node: |
9885 | | /* |
9886 | | * At this point we are done with the node, its content |
9887 | | * and an element-nodes's attribute-nodes. |
9888 | | */ |
9889 | 0 | if (cur == node) |
9890 | 0 | break; |
9891 | 0 | if ((cur->type == XML_ELEMENT_NODE) || |
9892 | 0 | (cur->type == XML_XINCLUDE_START) || |
9893 | 0 | (cur->type == XML_XINCLUDE_END)) { |
9894 | | /* |
9895 | | * TODO: Do we expect nsDefs on XML_XINCLUDE_START? |
9896 | | */ |
9897 | 0 | if (XML_NSMAP_NOTEMPTY(nsMap)) { |
9898 | | /* |
9899 | | * Pop mappings. |
9900 | | */ |
9901 | 0 | while ((nsMap->last != NULL) && |
9902 | 0 | (nsMap->last->depth >= depth)) |
9903 | 0 | { |
9904 | 0 | XML_NSMAP_POP(nsMap, mi) |
9905 | 0 | } |
9906 | | /* |
9907 | | * Unshadow. |
9908 | | */ |
9909 | 0 | XML_NSMAP_FOREACH(nsMap, mi) { |
9910 | 0 | if (mi->shadowDepth >= depth) |
9911 | 0 | mi->shadowDepth = -1; |
9912 | 0 | } |
9913 | 0 | } |
9914 | 0 | depth--; |
9915 | 0 | } |
9916 | 0 | if (cur->next != NULL) { |
9917 | 0 | prevClone = clone; |
9918 | 0 | cur = cur->next; |
9919 | 0 | } else if (cur->type != XML_ATTRIBUTE_NODE) { |
9920 | | /* |
9921 | | * Set clone->last. |
9922 | | */ |
9923 | 0 | if (clone->parent != NULL) |
9924 | 0 | clone->parent->last = clone; |
9925 | 0 | clone = clone->parent; |
9926 | 0 | if (clone != NULL) |
9927 | 0 | parentClone = clone->parent; |
9928 | | /* |
9929 | | * Process parent --> next; |
9930 | | */ |
9931 | 0 | cur = cur->parent; |
9932 | 0 | goto leave_node; |
9933 | 0 | } else { |
9934 | | /* This is for attributes only. */ |
9935 | 0 | clone = clone->parent; |
9936 | 0 | parentClone = clone->parent; |
9937 | | /* |
9938 | | * Process parent-element --> children. |
9939 | | */ |
9940 | 0 | cur = cur->parent; |
9941 | 0 | goto into_content; |
9942 | 0 | } |
9943 | 0 | } |
9944 | 0 | goto exit; |
9945 | | |
9946 | 0 | internal_error: |
9947 | 0 | ret = -1; |
9948 | |
|
9949 | 0 | exit: |
9950 | | /* |
9951 | | * Cleanup. |
9952 | | */ |
9953 | 0 | if (nsMap != NULL) { |
9954 | 0 | if ((ctxt) && (ctxt->namespaceMap == nsMap)) { |
9955 | | /* |
9956 | | * Just cleanup the map but don't free. |
9957 | | */ |
9958 | 0 | if (nsMap->first) { |
9959 | 0 | if (nsMap->pool) |
9960 | 0 | nsMap->last->next = nsMap->pool; |
9961 | 0 | nsMap->pool = nsMap->first; |
9962 | 0 | nsMap->first = NULL; |
9963 | 0 | } |
9964 | 0 | } else |
9965 | 0 | xmlDOMWrapNsMapFree(nsMap); |
9966 | 0 | } |
9967 | | /* |
9968 | | * TODO: Should we try a cleanup of the cloned node in case of a |
9969 | | * fatal error? |
9970 | | */ |
9971 | 0 | *resNode = resultClone; |
9972 | 0 | return (ret); |
9973 | 0 | } |
9974 | | |
9975 | | /* |
9976 | | * xmlDOMWrapAdoptAttr: |
9977 | | * @ctxt: the optional context for custom processing |
9978 | | * @sourceDoc: the optional source document of attr |
9979 | | * @attr: the attribute-node to be adopted |
9980 | | * @destDoc: the destination doc for adoption |
9981 | | * @destParent: the optional new parent of @attr in @destDoc |
9982 | | * @options: option flags |
9983 | | * |
9984 | | * @attr is adopted by @destDoc. |
9985 | | * Ensures that ns-references point to @destDoc: either to |
9986 | | * elements->nsDef entries if @destParent is given, or to |
9987 | | * @destDoc->oldNs otherwise. |
9988 | | * |
9989 | | * Returns 0 if succeeded, -1 otherwise and on API/internal errors. |
9990 | | */ |
9991 | | static int |
9992 | | xmlDOMWrapAdoptAttr(xmlDOMWrapCtxtPtr ctxt, |
9993 | | xmlDocPtr sourceDoc, |
9994 | | xmlAttrPtr attr, |
9995 | | xmlDocPtr destDoc, |
9996 | | xmlNodePtr destParent, |
9997 | | int options ATTRIBUTE_UNUSED) |
9998 | 0 | { |
9999 | 0 | xmlNodePtr cur; |
10000 | 0 | int adoptStr = 1; |
10001 | |
|
10002 | 0 | if ((attr == NULL) || (destDoc == NULL)) |
10003 | 0 | return (-1); |
10004 | | |
10005 | 0 | attr->doc = destDoc; |
10006 | 0 | if (attr->ns != NULL) { |
10007 | 0 | xmlNsPtr ns = NULL; |
10008 | |
|
10009 | 0 | if (ctxt != NULL) { |
10010 | | /* TODO: User defined. */ |
10011 | 0 | } |
10012 | | /* XML Namespace. */ |
10013 | 0 | if (IS_STR_XML(attr->ns->prefix)) { |
10014 | 0 | ns = xmlTreeEnsureXMLDecl(destDoc); |
10015 | 0 | } else if (destParent == NULL) { |
10016 | | /* |
10017 | | * Store in @destDoc->oldNs. |
10018 | | */ |
10019 | 0 | ns = xmlDOMWrapStoreNs(destDoc, attr->ns->href, attr->ns->prefix); |
10020 | 0 | } else { |
10021 | | /* |
10022 | | * Declare on @destParent. |
10023 | | */ |
10024 | 0 | if (xmlSearchNsByNamespaceStrict(destDoc, destParent, attr->ns->href, |
10025 | 0 | &ns, 1) == -1) |
10026 | 0 | goto internal_error; |
10027 | 0 | if (ns == NULL) { |
10028 | 0 | ns = xmlDOMWrapNSNormDeclareNsForced(destDoc, destParent, |
10029 | 0 | attr->ns->href, attr->ns->prefix, 1); |
10030 | 0 | } |
10031 | 0 | } |
10032 | 0 | if (ns == NULL) |
10033 | 0 | goto internal_error; |
10034 | 0 | attr->ns = ns; |
10035 | 0 | } |
10036 | | |
10037 | 0 | XML_TREE_ADOPT_STR(attr->name); |
10038 | 0 | attr->atype = 0; |
10039 | 0 | attr->psvi = NULL; |
10040 | | /* |
10041 | | * Walk content. |
10042 | | */ |
10043 | 0 | if (attr->children == NULL) |
10044 | 0 | return (0); |
10045 | 0 | cur = attr->children; |
10046 | 0 | if ((cur != NULL) && (cur->type == XML_NAMESPACE_DECL)) |
10047 | 0 | goto internal_error; |
10048 | 0 | while (cur != NULL) { |
10049 | 0 | cur->doc = destDoc; |
10050 | 0 | switch (cur->type) { |
10051 | 0 | case XML_TEXT_NODE: |
10052 | 0 | case XML_CDATA_SECTION_NODE: |
10053 | 0 | XML_TREE_ADOPT_STR_2(cur->content) |
10054 | 0 | break; |
10055 | 0 | case XML_ENTITY_REF_NODE: |
10056 | | /* |
10057 | | * Remove reference to the entity-node. |
10058 | | */ |
10059 | 0 | cur->content = NULL; |
10060 | 0 | cur->children = NULL; |
10061 | 0 | cur->last = NULL; |
10062 | 0 | if ((destDoc->intSubset) || (destDoc->extSubset)) { |
10063 | 0 | xmlEntityPtr ent; |
10064 | | /* |
10065 | | * Assign new entity-node if available. |
10066 | | */ |
10067 | 0 | ent = xmlGetDocEntity(destDoc, cur->name); |
10068 | 0 | if (ent != NULL) { |
10069 | 0 | cur->content = ent->content; |
10070 | 0 | cur->children = (xmlNodePtr) ent; |
10071 | 0 | cur->last = (xmlNodePtr) ent; |
10072 | 0 | } |
10073 | 0 | } |
10074 | 0 | break; |
10075 | 0 | default: |
10076 | 0 | break; |
10077 | 0 | } |
10078 | 0 | if (cur->children != NULL) { |
10079 | 0 | cur = cur->children; |
10080 | 0 | continue; |
10081 | 0 | } |
10082 | 0 | next_sibling: |
10083 | 0 | if (cur == (xmlNodePtr) attr) |
10084 | 0 | break; |
10085 | 0 | if (cur->next != NULL) |
10086 | 0 | cur = cur->next; |
10087 | 0 | else { |
10088 | 0 | cur = cur->parent; |
10089 | 0 | goto next_sibling; |
10090 | 0 | } |
10091 | 0 | } |
10092 | 0 | return (0); |
10093 | 0 | internal_error: |
10094 | 0 | return (-1); |
10095 | 0 | } |
10096 | | |
10097 | | /* |
10098 | | * xmlDOMWrapAdoptNode: |
10099 | | * @ctxt: the optional context for custom processing |
10100 | | * @sourceDoc: the optional sourceDoc |
10101 | | * @node: the node to start with |
10102 | | * @destDoc: the destination doc |
10103 | | * @destParent: the optional new parent of @node in @destDoc |
10104 | | * @options: option flags |
10105 | | * |
10106 | | * References of out-of scope ns-decls are remapped to point to @destDoc: |
10107 | | * 1) If @destParent is given, then nsDef entries on element-nodes are used |
10108 | | * 2) If *no* @destParent is given, then @destDoc->oldNs entries are used |
10109 | | * This is the case when you have an unlinked node and just want to move it |
10110 | | * to the context of |
10111 | | * |
10112 | | * If @destParent is given, it ensures that the tree is namespace |
10113 | | * wellformed by creating additional ns-decls where needed. |
10114 | | * Note that, since prefixes of already existent ns-decls can be |
10115 | | * shadowed by this process, it could break QNames in attribute |
10116 | | * values or element content. |
10117 | | * NOTE: This function was not intensively tested. |
10118 | | * |
10119 | | * Returns 0 if the operation succeeded, |
10120 | | * 1 if a node of unsupported type was given, |
10121 | | * 2 if a node of not yet supported type was given and |
10122 | | * -1 on API/internal errors. |
10123 | | */ |
10124 | | int |
10125 | | xmlDOMWrapAdoptNode(xmlDOMWrapCtxtPtr ctxt, |
10126 | | xmlDocPtr sourceDoc, |
10127 | | xmlNodePtr node, |
10128 | | xmlDocPtr destDoc, |
10129 | | xmlNodePtr destParent, |
10130 | | int options) |
10131 | 0 | { |
10132 | 0 | if ((node == NULL) || (node->type == XML_NAMESPACE_DECL) || |
10133 | 0 | (destDoc == NULL) || |
10134 | 0 | ((destParent != NULL) && (destParent->doc != destDoc))) |
10135 | 0 | return(-1); |
10136 | | /* |
10137 | | * Check node->doc sanity. |
10138 | | */ |
10139 | 0 | if ((node->doc != NULL) && (sourceDoc != NULL) && |
10140 | 0 | (node->doc != sourceDoc)) { |
10141 | | /* |
10142 | | * Might be an XIncluded node. |
10143 | | */ |
10144 | 0 | return (-1); |
10145 | 0 | } |
10146 | 0 | if (sourceDoc == NULL) |
10147 | 0 | sourceDoc = node->doc; |
10148 | 0 | if (sourceDoc == destDoc) |
10149 | 0 | return (-1); |
10150 | 0 | switch (node->type) { |
10151 | 0 | case XML_ELEMENT_NODE: |
10152 | 0 | case XML_ATTRIBUTE_NODE: |
10153 | 0 | case XML_TEXT_NODE: |
10154 | 0 | case XML_CDATA_SECTION_NODE: |
10155 | 0 | case XML_ENTITY_REF_NODE: |
10156 | 0 | case XML_PI_NODE: |
10157 | 0 | case XML_COMMENT_NODE: |
10158 | 0 | break; |
10159 | 0 | case XML_DOCUMENT_FRAG_NODE: |
10160 | | /* TODO: Support document-fragment-nodes. */ |
10161 | 0 | return (2); |
10162 | 0 | default: |
10163 | 0 | return (1); |
10164 | 0 | } |
10165 | | /* |
10166 | | * Unlink only if @node was not already added to @destParent. |
10167 | | */ |
10168 | 0 | if ((node->parent != NULL) && (destParent != node->parent)) |
10169 | 0 | xmlUnlinkNode(node); |
10170 | |
|
10171 | 0 | if (node->type == XML_ELEMENT_NODE) { |
10172 | 0 | return (xmlDOMWrapAdoptBranch(ctxt, sourceDoc, node, |
10173 | 0 | destDoc, destParent, options)); |
10174 | 0 | } else if (node->type == XML_ATTRIBUTE_NODE) { |
10175 | 0 | return (xmlDOMWrapAdoptAttr(ctxt, sourceDoc, |
10176 | 0 | (xmlAttrPtr) node, destDoc, destParent, options)); |
10177 | 0 | } else { |
10178 | 0 | xmlNodePtr cur = node; |
10179 | 0 | int adoptStr = 1; |
10180 | |
|
10181 | 0 | cur->doc = destDoc; |
10182 | | /* |
10183 | | * Optimize string adoption. |
10184 | | */ |
10185 | 0 | if ((sourceDoc != NULL) && |
10186 | 0 | (sourceDoc->dict == destDoc->dict)) |
10187 | 0 | adoptStr = 0; |
10188 | 0 | switch (node->type) { |
10189 | 0 | case XML_TEXT_NODE: |
10190 | 0 | case XML_CDATA_SECTION_NODE: |
10191 | 0 | XML_TREE_ADOPT_STR_2(node->content) |
10192 | 0 | break; |
10193 | 0 | case XML_ENTITY_REF_NODE: |
10194 | | /* |
10195 | | * Remove reference to the entity-node. |
10196 | | */ |
10197 | 0 | node->content = NULL; |
10198 | 0 | node->children = NULL; |
10199 | 0 | node->last = NULL; |
10200 | 0 | if ((destDoc->intSubset) || (destDoc->extSubset)) { |
10201 | 0 | xmlEntityPtr ent; |
10202 | | /* |
10203 | | * Assign new entity-node if available. |
10204 | | */ |
10205 | 0 | ent = xmlGetDocEntity(destDoc, node->name); |
10206 | 0 | if (ent != NULL) { |
10207 | 0 | node->content = ent->content; |
10208 | 0 | node->children = (xmlNodePtr) ent; |
10209 | 0 | node->last = (xmlNodePtr) ent; |
10210 | 0 | } |
10211 | 0 | } |
10212 | 0 | XML_TREE_ADOPT_STR(node->name) |
10213 | 0 | break; |
10214 | 0 | case XML_PI_NODE: { |
10215 | 0 | XML_TREE_ADOPT_STR(node->name) |
10216 | 0 | XML_TREE_ADOPT_STR_2(node->content) |
10217 | 0 | break; |
10218 | 0 | } |
10219 | 0 | default: |
10220 | 0 | break; |
10221 | 0 | } |
10222 | 0 | } |
10223 | 0 | return (0); |
10224 | 0 | } |
10225 | | |
10226 | | /************************************************************************ |
10227 | | * * |
10228 | | * XHTML detection * |
10229 | | * * |
10230 | | ************************************************************************/ |
10231 | | |
10232 | 0 | #define XHTML_STRICT_PUBLIC_ID BAD_CAST \ |
10233 | 0 | "-//W3C//DTD XHTML 1.0 Strict//EN" |
10234 | 0 | #define XHTML_STRICT_SYSTEM_ID BAD_CAST \ |
10235 | 0 | "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd" |
10236 | 0 | #define XHTML_FRAME_PUBLIC_ID BAD_CAST \ |
10237 | 0 | "-//W3C//DTD XHTML 1.0 Frameset//EN" |
10238 | 0 | #define XHTML_FRAME_SYSTEM_ID BAD_CAST \ |
10239 | 0 | "http://www.w3.org/TR/xhtml1/DTD/xhtml1-frameset.dtd" |
10240 | 0 | #define XHTML_TRANS_PUBLIC_ID BAD_CAST \ |
10241 | 0 | "-//W3C//DTD XHTML 1.0 Transitional//EN" |
10242 | 0 | #define XHTML_TRANS_SYSTEM_ID BAD_CAST \ |
10243 | 0 | "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd" |
10244 | | |
10245 | | /** |
10246 | | * xmlIsXHTML: |
10247 | | * @systemID: the system identifier |
10248 | | * @publicID: the public identifier |
10249 | | * |
10250 | | * Try to find if the document correspond to an XHTML DTD |
10251 | | * |
10252 | | * Returns 1 if true, 0 if not and -1 in case of error |
10253 | | */ |
10254 | | int |
10255 | 0 | xmlIsXHTML(const xmlChar *systemID, const xmlChar *publicID) { |
10256 | 0 | if ((systemID == NULL) && (publicID == NULL)) |
10257 | 0 | return(-1); |
10258 | 0 | if (publicID != NULL) { |
10259 | 0 | if (xmlStrEqual(publicID, XHTML_STRICT_PUBLIC_ID)) return(1); |
10260 | 0 | if (xmlStrEqual(publicID, XHTML_FRAME_PUBLIC_ID)) return(1); |
10261 | 0 | if (xmlStrEqual(publicID, XHTML_TRANS_PUBLIC_ID)) return(1); |
10262 | 0 | } |
10263 | 0 | if (systemID != NULL) { |
10264 | 0 | if (xmlStrEqual(systemID, XHTML_STRICT_SYSTEM_ID)) return(1); |
10265 | 0 | if (xmlStrEqual(systemID, XHTML_FRAME_SYSTEM_ID)) return(1); |
10266 | 0 | if (xmlStrEqual(systemID, XHTML_TRANS_SYSTEM_ID)) return(1); |
10267 | 0 | } |
10268 | 0 | return(0); |
10269 | 0 | } |
10270 | | |